Short Term Acute Care HospitalVoluntary Non-Profit - Private

North Bay Medical Center

Northbay Healthcare Group · Fairfield, CA

1200 B. Gale Wilson Boulevard, Fairfield, CA 94533(707) 646-5000

2 of 5

CMS star rating

189

Beds

10,374

Inpatient discharges a year

$842.6M

Net patient revenue a year

In-network payers

About this hospital

North Bay Medical Center is a 189-bed voluntary non-profit - private hospital in Fairfield, CA, affiliated with Northbay Healthcare Group. Below you'll find publicly disclosed negotiated rates and facility details, including 36 in-network payers and 182 disclosed rate categories.

Disproportionate share hospital
340B participant

CCN: 050367
NPI: 1821147786
Website: northbay.org
Health system: Northbay Healthcare Group
Teaching: No Medicare-funded residents
County: Solano County
Metro area: Vallejo, CA MSA
Medicare contractor: Jurisdiction E, Noridian Healthcare Solutions (01011)
In Medicare since: 1967
Last CMS survey: 2017

Prices for common services

The 24 services North Bay Medical Center most likely performs, ranked by likely volume and what it is paid. Each service names one insurer. * marks hidden insurer names; A, B and C rank the remaining rates from low to high and reset for each service.

Book a demo to see hidden insurer names, more payer rates, and hospital data, or start a free trial.

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CT imaging

CT head or brain without contrast

CPT 70450

$144 - $246

from 2 insurers · median $195

Aetna$144

Insurer A*$246

Medicare $160Nearby hospitals $32640% below nearby hospitals

Common here, based on CMS Medicare volume

CT imaging

CT abdomen and pelvis with contrast

CPT 74177

$417

negotiated rate

Aetna$417

Medicare $535Nearby hospitals $95456% below nearby hospitals

Common here, based on CMS Medicare volume

Gynecology

Hysteroscopy with sampling of the uterine lining

CPT 58558

$1,800

negotiated rate

UnitedHealthcare$1,800

Medicare $4,968Nearby hospitals $6,49272% below nearby hospitals

15 Medicare claims in Level 4 Gynecologic Procedures (CMS 2024)

Digestive procedures

Colonoscopy with polyp removal

CPT 45385

$521 - $805

from 2 insurers · median $663

UnitedHealthcare$805

Insurer A*$521

Medicare $1,836Nearby hospitals $4,07184% below nearby hospitals

Common here, based on CMS Medicare volume

How the insurers pay at North Bay Medical Center

Median rate as a percent of Medicare across the outpatient services above, and how many services sit above or below the same insurer's median at nearby hospitals. * marks hidden insurer names. These table labels track the same insurers across services; the labels on each service card reset.

Insurer	Services	Median % of Medicare	Above nearby	Below nearby
Insurer A*	20	120%	0	20
Insurer B*	20	107%	0	7

How we chose these services: 2 appear in this hospital's own Medicare claims, 21 are common here based on CMS Medicare volume, and 1 are typical for the service lines it reports to CMS. Rates come from insurer and hospital price transparency files as of October 2026. Rates under a quarter of Medicare or over 20 times Medicare are left out as likely physician-fee rows or file errors. Book a demo to see all 300 CMS shoppable services for North Bay Medical Center, or start a free trial.

Insurance Accepted

Acceptance varies by plan and service. Confirm coverage with your insurer or the hospital's billing department.

Ameri HealthAspirus Health PlanAvera Health PlansBanner HealthCenteneEMI Health

More about this hospital

Quality
2 of 5 stars
- 176 min in the ER before going home (US median 148)
- Medicare readmissions penalty (-0.25%)
See quality ratings
Doctors and services
Accredited by The Joint Commission
- No Medicare-funded residents
- 26 services
- 387 affiliated clinicians
See doctors and services
Finances
$842.6M net patient revenue
- Operating margin on patient care -1.6%
- $70.7M unreimbursed and uncompensated care
- $41.2M net income
See finances
Ownership and leadership
Private (not for profit)
- Mark R Behl, chief executive
- 340B drug pricing program participant
See ownership and leadership

Tax IDs and NPIs insurers list

The employer identification numbers (EINs) health plans and networks list for North Bay Medical Center in the in-network rate files they publish, with the organization NPIs billed under each.

Tax ID (EIN)	Plans and networks listing it	Organization NPIs
94-1458282(multi-state) Northbay Healthcare Group	58Aetna, Cigna, United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health), Allied Benefit Systems, Aspirus Health Plan and 53 more	1821147786 Northbay Healthcare Group1780736736 Northbay Healthcare Group1760534713 Northbay Healthcare Groupand 17 more

Source: PayerPrice analysis of insurers' Transparency in Coverage in-network files. An EIN can cover several hospitals and clinics in a health system, and insurers sometimes list other organizations' NPIs under it.

Location

1200 B. Gale Wilson Boulevard, Fairfield, CA 94533

(707) 646-5000

Get directions

Quality ratings (CMS Care Compare)

How North Bay Medical Center compares with other US facilities on the measures CMS publishes, mostly from Medicare patients.

Overall star rating
2 of 5
Lower than 73% of US hospitals
Combines death rates, safety, readmissions, patient experience and timely care
Death rates
No different on 8 measures
0 better, 8 no different, 0 worse than the US rate
Deaths within 30 days, such as after a heart attack, pneumonia or stroke
Safety
Better on 1 of 7 measures
1 better, 6 no different, 0 worse than the US rate
Infections, surgical complications and other harm in the hospital
Readmissions
Worse on 3 of 11 measures
0 better, 8 no different, 3 worse than the US rate
Patients back in the hospital or ER soon after leaving
Patient survey rating
2 of 5
Lower than 81% of US hospitals
From the HCAHPS survey of recent inpatients
Would definitely recommend
67%
Lower than 65% of US hospitals
US median: 71%
Surveyed patients who would definitely recommend the hospital
Hospital-acquired condition penalty
Not penalized
Not among the worst-performing 25%
Medicare cuts payments 1% for the worst-performing 25% of hospitals on infections and injuries acquired in the hospital
Serious complications (PSI 90)
1.04
Higher than 72% of US hospitals
US median: 0.96
Risk-adjusted composite of complications such as bedsores, falls with hip fracture and blood clots after surgery; lower is better
Time in the ER before going home
176 min
Higher than 68% of US hospitals
US median: 148 min
Median minutes from arrival to leaving for ER patients who were sent home; lower is better
Sepsis care
54%
Lower than 74% of US hospitals
US median: 65%
Patients with severe sepsis or septic shock who got every step of the recommended early treatment; higher is better

Measure details and reporting periods

Measure	Result	Period
Overall star ratingCMS: Overall hospital quality star rating	2 of 5
Death rates	No different on 8 measures
Safety	Better on 1 of 7 measures
Readmissions	Worse on 3 of 11 measures
Patient survey ratingCMS: Summary star rating	2 of 5	2024-10-01 to 2025-09-30
Would definitely recommendCMS: "YES", patients would definitely recommend the hospital	67%	2024-10-01 to 2025-09-30
Hospital-acquired condition penaltyCMS: HAC Reduction Program payment reduction	Not penalized	2026
Serious complications (PSI 90)CMS: Patient safety and adverse events composite (PSI 90)	1.04	2022-07-01 to 2024-06-30
Time in the ER before going homeCMS: Average (median) time patients spent in the emergency department before leaving from the visit, excluding patients transferred to another facility or psychiatric care/mental health patients. A lower number of minutes is better	176 min	2024-10-01 to 2025-09-30
Sepsis careCMS: Appropriate care for severe sepsis and septic shock	54%	2024-10-01 to 2025-09-30

Source: CMS Provider Data Catalog, released 2026-08-13. US comparisons rank this facility among every facility CMS reports for each measure. See Medicare Care Compare.

Medicare quality penalties and bonuses

How Medicare adjusts North Bay Medical Center's inpatient payments for its readmissions, quality and cost results.

-0.25% on Medicare payments
Readmissions penalty
Hospital Readmissions Reduction Program adjustment for excess readmissions, as estimated in the FY 2027 IPPS final rule.
-0.40% on Medicare payments
Value-based purchasing
Hospital Value-Based Purchasing bonus or reduction for quality and cost, as estimated in the FY 2027 IPPS final rule.

Source: CMS IPPS final rule Impact File (FY 2027).

Every CMS quality measure

Each result CMS publishes for North Bay Medical Center, beside the US median and the average of CA hospitals. The rank says what share of US hospitals the result is better or worse than; counts and confidence limits are not ranked.

Deaths and complications19 measures

Risk-adjusted 30-day death rates and surgical complications; lower is better.

Measure	North Bay Medical Center	US median	CA average	CMS comparison	US rank
Rate of complications for hip/knee replacement patients2023-04-01 to 2025-03-31 · 25 cases	3.7	4.1	4.075		Better than 67% of US hospitals
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality Rate2024-07-01 to 2025-06-30 · 2,034 cases	3.6	3.9	3.81		Better than 69% of US hospitals
Death rate for heart attack patients2022-07-01 to 2025-06-30 · 180 cases	13	11.8	11.57		Worse than 84% of US hospitals
Death rate for CABG surgery patients2022-07-01 to 2025-06-30 · 31 cases	3.7	2.3	2.379		Worse than 93% of US hospitals
Death rate for COPD patients2022-07-01 to 2025-06-30 · 171 cases	7.4	8.5	8.235		Better than 79% of US hospitals
Death rate for heart failure patients2022-07-01 to 2025-06-30 · 338 cases	10.4	11	10.29		Better than 61% of US hospitals
Death rate for pneumonia patients2022-07-01 to 2025-06-30 · 552 cases	13.7	15.2	14.49		Better than 72% of US hospitals
Death rate for stroke patients2023-07-01 to 2025-06-30 · 238 cases	12.6	11.6	11.57		Worse than 65% of US hospitals
Pressure ulcer rate2022-07-01 to 2024-06-30 · 4,549 cases	0.34	0.51	0.4818	No Different Than the National Rate	Better than 75% of US hospitals
Death rate among surgical inpatients with serious treatable complications2022-07-01 to 2024-06-30 · 88 cases	181	173	171	No Different Than the National Rate	Worse than 62% of US hospitals
Iatrogenic pneumothorax rate2022-07-01 to 2024-06-30 · 6,261 cases	0.2	0.2	0.21	No Different Than the National Rate	Better than 46% of US hospitals
In-hospital fall-associated fracture rate2022-07-01 to 2024-06-30 · 6,385 cases	0.22	0.27	0.261	No Different Than the National Rate	Better than 93% of US hospitals
Postoperative hemorrhage or hematoma rate2022-07-01 to 2024-06-30 · 1,156 cases	2.02	2.29	2.308	No Different Than the National Rate	Better than 85% of US hospitals
Postoperative acute kidney injury requiring dialysis rate2022-07-01 to 2024-06-30 · 280 cases	1.89	1.63	1.668	No Different Than the National Rate	Worse than 84% of US hospitals
Postoperative respiratory failure rate2022-07-01 to 2024-06-30 · 284 cases	12.55	8.88	9.555	No Different Than the National Rate	Worse than 87% of US hospitals
Perioperative pulmonary embolism or deep vein thrombosis rate2022-07-01 to 2024-06-30 · 1,179 cases	4.02	3.4	3.521	No Different Than the National Rate	Worse than 82% of US hospitals
Postoperative sepsis rate2022-07-01 to 2024-06-30 · 276 cases	5.96	5.105	5.495	No Different Than the National Rate	Worse than 79% of US hospitals
Postoperative wound dehiscence rate2022-07-01 to 2024-06-30 · 256 cases	1.96	1.72	1.796	No Different Than the National Rate	Worse than 83% of US hospitals
Abdominopelvic accidental puncture or laceration rate2022-07-01 to 2024-06-30 · 1,001 cases	1.08	1.02	1.061	No Different Than the National Rate	Worse than 73% of US hospitals

Readmissions and return visits14 measures

Unplanned returns to a hospital after a stay or an outpatient procedure; lower is better.

Measure	North Bay Medical Center	US median	CA average	CMS comparison	US rank
Hospital return days for heart attack patients2022-07-01 to 2025-06-30 · 197 cases	0.7	4.2	11.09		Better than 56% of US hospitals
Hospital return days for heart failure patients2022-07-01 to 2025-06-30 · 439 cases	32.6	1.25	7.901		Worse than 84% of US hospitals
Hospital return days for pneumonia patients2022-07-01 to 2025-06-30 · 627 cases	25	3.85	16.67		Worse than 77% of US hospitals
Hybrid Hospital-Wide All-Cause Readmission Measure (HWR)2024-07-01 to 2025-06-30	Not Available
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)2022-01-01 to 2024-12-31 · 196 cases	14.1	12.9	12.91	No Different Than the National Rate	Worse than 91% of US hospitals
Rate of inpatient admissions for patients receiving outpatient chemotherapy2024-01-01 to 2024-12-31 · 166 cases	14.6	10.7	11.39	Worse Than the National Rate	Worse than 99% of US hospitals
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapy2024-01-01 to 2024-12-31 · 166 cases	5.5	5.3	5.546	No Different Than the National Rate	Worse than 58% of US hospitals
Ratio of unplanned hospital visits after hospital outpatient surgery2024-01-01 to 2024-12-31 · 250 cases	0.9	1	1.001	No Different than expected	Better than 68% of US hospitals
Acute Myocardial Infarction (AMI) 30-Day Readmission Rate2023-07-01 to 2025-06-30 · 197 cases	13.6	14.4	14.43		Better than 83% of US hospitals
Rate of readmission for CABG2023-07-01 to 2025-06-30	Not Available		11.19
Rate of readmission for chronic obstructive pulmonary disease (COPD) patients2023-07-01 to 2025-06-30 · 210 cases	20.9	19.8	19.94		Worse than 86% of US hospitals
Heart failure (HF) 30-Day Readmission Rate2023-07-01 to 2025-06-30 · 420 cases	22.1	21.3	21.41		Worse than 74% of US hospitals
Rate of readmission after hip/knee replacement2023-07-01 to 2025-06-30 · 25 cases	5.6	5.8	5.612		Better than 58% of US hospitals
Pneumonia (PN) 30-Day Readmission Rate2023-07-01 to 2025-06-30 · 560 cases	18.8	17.2	17.7		Worse than 91% of US hospitals

Infections36 measures

Standardized infection ratios (1 is the US baseline) and the counts behind them; lower is better.

Measure	North Bay Medical Center	US median	CA average	CMS comparison	US rank
Central Line Associated Bloodstream Infection (ICU + select Wards): Lower Confidence Limit2024-10-01 to 2025-09-30	0.313	0.172	0.2347	No Different than National Benchmark
Central Line Associated Bloodstream Infection (ICU + select Wards): Upper Confidence Limit2024-10-01 to 2025-09-30	2.376	1.504	1.834	No Different than National Benchmark
Central Line Associated Bloodstream Infection: Number of Device Days2024-10-01 to 2025-09-30	5,865	1,370	5,722	No Different than National Benchmark
Central Line Associated Bloodstream Infection (ICU + select Wards): Predicted Cases2024-10-01 to 2025-09-30	4.061	0.9835	5.638	No Different than National Benchmark
Central Line Associated Bloodstream Infection (ICU + select Wards): Observed Cases2024-10-01 to 2025-09-30	4	0	3.347	No Different than National Benchmark
Central Line Associated Bloodstream Infection (ICU + select Wards)2024-10-01 to 2025-09-30	0.985	0.484	0.5696	No Different than National Benchmark	Worse than 83% of US hospitals
Catheter Associated Urinary Tract Infections (ICU + select Wards): Lower Confidence Limit2024-10-01 to 2025-09-30	0.111	0.138	0.2147	No Different than National Benchmark
Catheter Associated Urinary Tract Infections (ICU + select Wards): Upper Confidence Limit2024-10-01 to 2025-09-30	2.19	1.392	1.749	No Different than National Benchmark
Catheter Associated Urinary Tract Infections (ICU + select Wards): Number of Urinary Catheter Days2024-10-01 to 2025-09-30	4,262	1,799	5,308	No Different than National Benchmark
Catheter Associated Urinary Tract Infections (ICU + select Wards): Predicted Cases2024-10-01 to 2025-09-30	3.017	1.377	6.105	No Different than National Benchmark
Catheter Associated Urinary Tract Infections (ICU + select Wards): Observed Cases2024-10-01 to 2025-09-30	2	0	3.273	No Different than National Benchmark
Catheter Associated Urinary Tract Infections (ICU + select Wards)2024-10-01 to 2025-09-30	0.663	0.399	0.5366	No Different than National Benchmark	Worse than 73% of US hospitals
SSI - Colon Surgery: Lower Confidence Limit2024-10-01 to 2025-09-30	Not Available		0.32	No Different than National Benchmark
SSI - Colon Surgery: Upper Confidence Limit2024-10-01 to 2025-09-30	1.208	2.135	2.433	No Different than National Benchmark
SSI - Colon Surgery: Number of Procedures2024-10-01 to 2025-09-30	88	61	112	No Different than National Benchmark
SSI - Colon Surgery: Predicted Cases2024-10-01 to 2025-09-30	2.48	1.591	2.999	No Different than National Benchmark
SSI - Colon Surgery: Observed Cases2024-10-01 to 2025-09-30	0	1	2.368	No Different than National Benchmark
SSI - Colon Surgery2024-10-01 to 2025-09-30	0	0.7155	0.8107	No Different than National Benchmark	The best result, shared by 19% of US hospitals
SSI - Abdominal Hysterectomy: Lower Confidence Limit2024-10-01 to 2025-09-30	Not Available		0.2606
SSI - Abdominal Hysterectomy: Upper Confidence Limit2024-10-01 to 2025-09-30	Not Available		3.273
SSI - Abdominal Hysterectomy: Number of Procedures2024-10-01 to 2025-09-30	24	38	73.49
SSI - Abdominal Hysterectomy: Predicted Cases2024-10-01 to 2025-09-30	0.212	0.328	0.6136
SSI - Abdominal Hysterectomy: Observed Cases2024-10-01 to 2025-09-30	1	0	0.5911
SSI - Abdominal Hysterectomy2024-10-01 to 2025-09-30	Not Available		0.7863
MRSA Bacteremia: Lower Confidence Limit2024-10-01 to 2025-09-30	0.155	0.193	0.3103	No Different than National Benchmark
MRSA Bacteremia: Upper Confidence Limit2024-10-01 to 2025-09-30	3.048	1.855	2.305	No Different than National Benchmark
MRSA Bacteremia: Patient Days2024-10-01 to 2025-09-30	54,230	14,451	52,601	No Different than National Benchmark
MRSA Bacteremia: Predicted Cases2024-10-01 to 2025-09-30	2.168	0.567	3.111	No Different than National Benchmark
MRSA Bacteremia: Observed Cases2024-10-01 to 2025-09-30	2	0	2.166	No Different than National Benchmark
MRSA Bacteremia2024-10-01 to 2025-09-30	0.923	0.597	0.7784	No Different than National Benchmark	Worse than 75% of US hospitals
Clostridium Difficile (C.Diff): Lower Confidence Limit2024-10-01 to 2025-09-30	0.495	0.127	0.1925	No Different than National Benchmark
Clostridium Difficile (C.Diff): Upper Confidence Limit2024-10-01 to 2025-09-30	1.126	0.747	0.9502	No Different than National Benchmark
Clostridium Difficile (C.Diff): Patient Days2024-10-01 to 2025-09-30	49,781	13,646	48,317	No Different than National Benchmark
Clostridium Difficile (C.Diff): Predicted Cases2024-10-01 to 2025-09-30	30.16	5.683	27.04	No Different than National Benchmark
Clostridium Difficile (C.Diff): Observed Cases2024-10-01 to 2025-09-30	23	2	9.99	No Different than National Benchmark
Clostridium Difficile (C.Diff)2024-10-01 to 2025-09-30	0.763	0.279	0.383	No Different than National Benchmark	Worse than 89% of US hospitals

Patient survey (HCAHPS)68 measures

How recent inpatients answered each survey question, with CMS's star rating per topic.

Measure	North Bay Medical Center	US median	CA average	US rank
Room was "always" clean2024-10-01 to 2025-09-30 · 1,123 cases	71	73	72.2	Worse than 58% of US hospitals
Room was "sometimes" or "never" clean2024-10-01 to 2025-09-30 · 1,123 cases	9	8	8.78	Worse than 53% of US hospitals
Room was "usually" clean2024-10-01 to 2025-09-30 · 1,123 cases	20	18	19.02
Cleanliness - linear mean score2024-10-01 to 2025-09-30 · 1,123 cases	86	87	86.82	Worse than 53% of US hospitals
Cleanliness - star rating2024-10-01 to 2025-09-30 · 1,123 cases	3	4	3.514	Worse than 53% of US hospitals
Nurses "always" communicated well2024-10-01 to 2025-09-30 · 1,123 cases	72	80	75.76	Worse than 90% of US hospitals
Nurse communication - linear mean score2024-10-01 to 2025-09-30 · 1,123 cases	89	91	89.84	Worse than 79% of US hospitals
Nurses "sometimes" or "never" communicated well2024-10-01 to 2025-09-30 · 1,123 cases	7	4	5.713	Worse than 86% of US hospitals
Nurse communication - star rating2024-10-01 to 2025-09-30 · 1,123 cases	2	3	2.855	Worse than 79% of US hospitals
Nurses "usually" communicated well2024-10-01 to 2025-09-30 · 1,123 cases	21	16	18.53
Doctors "always" communicated well2024-10-01 to 2025-09-30 · 1,123 cases	74	79	75.81	Worse than 83% of US hospitals
Doctor communication - linear mean score2024-10-01 to 2025-09-30 · 1,123 cases	88	91	89.11	Worse than 83% of US hospitals
Doctors "sometimes" or "never" communicated well2024-10-01 to 2025-09-30 · 1,123 cases	7	5	7.043	Worse than 72% of US hospitals
Doctor communication - star rating2024-10-01 to 2025-09-30 · 1,123 cases	2	3	2.688	Worse than 71% of US hospitals
Doctors "usually" communicated well2024-10-01 to 2025-09-30 · 1,123 cases	19	16	17.15
Staff "always" explained2024-10-01 to 2025-09-30 · 1,123 cases	54	61	58.95	Worse than 87% of US hospitals
Communication about medicines - linear mean score2024-10-01 to 2025-09-30 · 1,123 cases	74	77	75.75	Worse than 72% of US hospitals
Staff "sometimes" or "never" explained2024-10-01 to 2025-09-30 · 1,123 cases	25	19	21.56	Worse than 84% of US hospitals
Communication about medicines - star rating2024-10-01 to 2025-09-30 · 1,123 cases	2	3	2.449	Worse than 53% of US hospitals
Staff "usually" explained2024-10-01 to 2025-09-30 · 1,123 cases	21	19	19.48
Discharge information - linear mean score2024-10-01 to 2025-09-30 · 1,123 cases	85	86	84.61	Worse than 57% of US hospitals
No, staff "did not" give patients this information2024-10-01 to 2025-09-30 · 1,123 cases	15	13	15.03	Worse than 63% of US hospitals
Discharge information - star rating2024-10-01 to 2025-09-30 · 1,123 cases	3	3	3.08	Worse than 45% of US hospitals
Yes, staff "did" give patients this information2024-10-01 to 2025-09-30 · 1,123 cases	85	87	84.97	Worse than 63% of US hospitals
No, staff "did not" give patients information about help after discharge2024-10-01 to 2025-09-30 · 1,123 cases	17	14	16.39	Worse than 68% of US hospitals
Yes, staff "did" give patients information about help after discharge2024-10-01 to 2025-09-30 · 1,123 cases	83	86	83.61	Worse than 68% of US hospitals
Doctors "always" explained things so they could understand2024-10-01 to 2025-09-30 · 1,123 cases	70	74	70.69	Worse than 74% of US hospitals
Doctors "sometimes" or "never" explained things so they could understand2024-10-01 to 2025-09-30 · 1,123 cases	8	7	8.855	Worse than 63% of US hospitals
Doctors "usually" explained things so they could understand2024-10-01 to 2025-09-30 · 1,123 cases	22	19	20.45
Doctors "always" listened carefully2024-10-01 to 2025-09-30 · 1,123 cases	72	77	73.94	Worse than 82% of US hospitals
Doctors "sometimes" or "never" listened carefully2024-10-01 to 2025-09-30 · 1,123 cases	8	6	7.637	Worse than 77% of US hospitals
Doctors "usually" listened carefully2024-10-01 to 2025-09-30 · 1,123 cases	20	17	18.43
Doctors "always" treated them with courtesy and respect2024-10-01 to 2025-09-30 · 1,123 cases	80	85	81.99	Worse than 85% of US hospitals
Doctors "sometimes" or "never" treated them with courtesy and respect2024-10-01 to 2025-09-30 · 1,123 cases	5	3	4.958	Worse than 73% of US hospitals
Doctors "usually" treated them with courtesy and respect2024-10-01 to 2025-09-30 · 1,123 cases	15	11	13.06
Patients who gave a rating of "6" or lower (low)2024-10-01 to 2025-09-30 · 1,123 cases	9	8	10.01	Worse than 59% of US hospitals
Patients who gave a rating of "7" or "8" (medium)2024-10-01 to 2025-09-30 · 1,123 cases	27	20	22.36
Patients who gave a rating of "9" or "10" (high)2024-10-01 to 2025-09-30 · 1,123 cases	64	72	67.63	Worse than 79% of US hospitals
Overall hospital rating - linear mean score2024-10-01 to 2025-09-30 · 1,123 cases	87	88	86.85	Worse than 58% of US hospitals
Overall hospital rating - star rating2024-10-01 to 2025-09-30 · 1,123 cases	3	3	3.047	Worse than 45% of US hospitals
Staff "always" explained new medications2024-10-01 to 2025-09-30 · 1,123 cases	69	74	72.06	Worse than 81% of US hospitals
Staff "sometimes" or "never" explained new medications2024-10-01 to 2025-09-30 · 1,123 cases	14	9	10.94	Worse than 87% of US hospitals
Staff "usually" explained new medications2024-10-01 to 2025-09-30 · 1,123 cases	17	16	17
Nurses "always" explained things so they could understand2024-10-01 to 2025-09-30 · 1,123 cases	67	75	71.11	Worse than 91% of US hospitals
Nurses "sometimes" or "never" explained things so they could understand2024-10-01 to 2025-09-30 · 1,123 cases	8	5	7.488	Worse than 78% of US hospitals
Nurses "usually" explained things so they could understand2024-10-01 to 2025-09-30 · 1,123 cases	25	20	21.4
Nurses "always" listened carefully2024-10-01 to 2025-09-30 · 1,123 cases	70	77	72.49	Worse than 85% of US hospitals
Nurses "sometimes" or "never" listened carefully2024-10-01 to 2025-09-30 · 1,123 cases	10	4	6.121	Worse than 95% of US hospitals
Nurses "usually" listened carefully2024-10-01 to 2025-09-30 · 1,123 cases	20	19	21.39
Nurses "always" treated them with courtesy and respect2024-10-01 to 2025-09-30 · 1,123 cases	80	86	82.8	Worse than 88% of US hospitals
Nurses "sometimes" or "never" treated them with courtesy and respect2024-10-01 to 2025-09-30 · 1,123 cases	4	3	3.779	Worse than 72% of US hospitals
Nurses "usually" treated them with courtesy and respect2024-10-01 to 2025-09-30 · 1,123 cases	16	11	13.42
"Always" quiet at night2024-10-01 to 2025-09-30 · 1,123 cases	44	59	47.5	Worse than 92% of US hospitals
"Sometimes" or "never" quiet at night2024-10-01 to 2025-09-30 · 1,123 cases	18	9	17.79	Worse than 88% of US hospitals
"Usually" quiet at night2024-10-01 to 2025-09-30 · 1,123 cases	38	31	34.71
Quietness - linear mean score2024-10-01 to 2025-09-30 · 1,123 cases	75	82	74.85	Worse than 84% of US hospitals
Quietness - star rating2024-10-01 to 2025-09-30 · 1,123 cases	2	3	2.203	Worse than 76% of US hospitals
"NO", patients would not recommend the hospital (they probably would not or definitely would not recommend it)2024-10-01 to 2025-09-30 · 1,123 cases	7	5	7.623	Worse than 67% of US hospitals
"YES", patients would definitely recommend the hospital2024-10-01 to 2025-09-30 · 1,123 cases	67	71	68.6	Worse than 65% of US hospitals
Recommend hospital - linear mean score2024-10-01 to 2025-09-30 · 1,123 cases	86	87	85.85	Worse than 58% of US hospitals
"YES", patients would probably recommend the hospital2024-10-01 to 2025-09-30 · 1,123 cases	26	23	23.77
Recommend hospital - star rating2024-10-01 to 2025-09-30 · 1,123 cases	3	4	3.431	Worse than 58% of US hospitals
Staff "always" explained possible side effects2024-10-01 to 2025-09-30 · 1,123 cases	40	47	45.33	Worse than 85% of US hospitals
Staff "sometimes" or "never" explained possible side effects2024-10-01 to 2025-09-30 · 1,123 cases	35	30	32.51	Worse than 74% of US hospitals
Staff "usually" explained possible side effects2024-10-01 to 2025-09-30 · 1,123 cases	25	22	22.16
Summary star rating2024-10-01 to 2025-09-30 · 1,123 cases	2	3	2.859	Worse than 81% of US hospitals
No, staff "did not" give patients information about possible symptoms2024-10-01 to 2025-09-30 · 1,123 cases	13	12	13.94	Worse than 52% of US hospitals
Yes, staff "did" give patients information about possible symptoms2024-10-01 to 2025-09-30 · 1,123 cases	87	88	86.06	Worse than 52% of US hospitals

Timely and effective care30 measures

How often the hospital gave recommended care, and how fast.

Measure	North Bay Medical Center	US median	CA average	US rank
Emergency department volume2024-01-01 to 2024-12-31	very high
Global Malnutrition Composite Score2024-01-01 to 2024-12-31	Not Available
Global Malnutrition Composite Score: Malnutrition Diagnosis Documented2024-01-01 to 2024-12-31	Not Available
Global Malnutrition Composite Score: Malnutrition Risk Screening2024-01-01 to 2024-12-31	Not Available
Global Malnutrition Composite Score: Nutrition Assessment2024-01-01 to 2024-12-31	Not Available
Global Malnutrition Composite Score: Nutritional Care Plan2024-01-01 to 2024-12-31	Not Available
Hospital Harm - Severe Hyperglycemia2024-01-01 to 2024-12-31 · 16,440 cases	9	8	8.289	Worse than 53% of US hospitals
Hospital Harm - Severe Hypoglycemia2024-01-01 to 2024-12-31 · 2,852 cases	2	1	1.008	Worse than 72% of US hospitals
Hospital Harm - Opioid Related Adverse Events2024-01-01 to 2024-12-31	Not Available		0.1852
Healthcare workers given influenza vaccination2024-10-01 to 2025-03-31 · 3,790 cases	67	79	69.96	Worse than 68% of US hospitals
Average (median) time all patients spent in the emergency department before leaving from the visit, including psychiatric/mental health patients and patients who were transferred to another facility. A lower number of minutes is better2024-10-01 to 2025-09-30 · 492 cases	186	154	187	Worse than 70% of US hospitals
Average (median) time patients spent in the emergency department before leaving from the visit, excluding patients transferred to another facility or psychiatric care/mental health patients. A lower number of minutes is better2024-10-01 to 2025-09-30 · 455 cases	176	148	182	Worse than 68% of US hospitals
Average (median) time psychiatric/mental health patients spent in the emergency department before leaving from the visit. A lower number of minutes is better2024-10-01 to 2025-09-30 · 32 cases	322	247	282	Worse than 74% of US hospitals
Average (median) time patients spent in the emergency department before being transferred to another facility. A lower number of minutes is better2024-10-01 to 2025-09-30	Not Available		411
Left before being seen2024-01-01 to 2024-12-31 · 75,571 cases	2	1	2.162	Worse than 58% of US hospitals
Head CT results2024-10-01 to 2025-09-30 · 44 cases	89	74	75.06	Better than 84% of US hospitals
Endoscopy/polyp surveillance: appropriate follow-up interval for normal colonoscopy in average risk patients2024-01-01 to 2024-12-31	Not Available		92.55
Improvement in Patient's Visual Function within 90 Days Following Cataract Surgery2024-01-01 to 2024-12-31	Not Available		80
ST-Segment Elevation Myocardial Infarction (STEMI)2024-01-01 to 2024-12-31 · 27 cases	4	53	48.75	Worse than 85% of US hospitals
Safe Use of Opioids - Concurrent Prescribing2024-01-01 to 2024-12-31 · 2,998 cases	14	15	13.67	Better than 52% of US hospitals
Appropriate care for severe sepsis and septic shock2024-10-01 to 2025-09-30 · 149 cases	54	65	68.8	Worse than 74% of US hospitals
Septic Shock 3-Hour Bundle2024-10-01 to 2025-09-30 · 41 cases	68	73	76.38	Worse than 61% of US hospitals
Septic Shock 6-Hour Bundle2024-10-01 to 2025-09-30 · 24 cases	88	88	86.64	Worse than 50% of US hospitals
Severe Sepsis 3-Hour Bundle2024-10-01 to 2025-09-30 · 149 cases	80	82	82.89	Worse than 56% of US hospitals
Severe Sepsis 6-Hour Bundle2024-10-01 to 2025-09-30 · 82 cases	79	94	93.98	Worse than 93% of US hospitals
Discharged on Antithrombotic Therapy2024-01-01 to 2024-12-31 · 164 cases	94	98	93.4	Worse than 83% of US hospitals
Anticoagulation Therapy for Atrial Fibrillation/Flutter2024-01-01 to 2024-12-31	Not Available		70.68
Antithrombotic Therapy by End of Hospital Day 22024-01-01 to 2024-12-31	Not Available		89.93
Venous Thromboembolism Prophylaxis2024-01-01 to 2024-12-31	Not Available		86.9
Intensive Care Unit Venous Thromboembolism Prophylaxis2024-01-01 to 2024-12-31	Not Available		94.78

Outpatient imaging2 measures

How often scans were ordered when they may not be needed; lower is better.

Measure	North Bay Medical Center	US median	CA average	CMS comparison	US rank
Abdomen CT Use of Contrast Material2024-07-01 to 2025-06-30	0.1	5	4.959		Better than 97% of US hospitals
Breast Cancer Screening Recall Rates2024-07-01 to 2025-06-30	Not Available		8.417

Medicare spending per patient1 measure

Medicare spending around an inpatient stay compared with the US (1 is the US median).

Measure	North Bay Medical Center	US median	CA average	CMS comparison	US rank
Medicare hospital spending per patient (Medicare Spending per Beneficiary)2024-01-01 to 2024-12-31	0.94	0.99	1.024		Better than 73% of US hospitals

Value-based purchasing scores9 measures

The scores Medicare uses to raise or lower inpatient payments; higher is better.

Measure	North Bay Medical Center	US median	CA average	US rank
VBP clinical outcomes domain scoreFY 2026	18	20	30.07	Worse than 53% of US hospitals
VBP clinical outcomes weighted domain scoreFY 2026	4.5	5	7.571	Worse than 54% of US hospitals
VBP efficiency and cost reduction domain scoreFY 2026	30	10	16.48	Better than 68% of US hospitals
VBP efficiency and cost reduction weighted domain scoreFY 2026	7.5	2.5	4.567	Better than 68% of US hospitals
VBP person and community engagement domain scoreFY 2026	15	34	28.67	Worse than 89% of US hospitals
VBP person and community engagement weighted domain scoreFY 2026	3.75	8.75	7.519	Worse than 89% of US hospitals
VBP safety domain scoreFY 2026	30	40	45.16	Worse than 68% of US hospitals
VBP safety weighted domain scoreFY 2026	7.5	10	11.79	Worse than 68% of US hospitals
VBP total performance scoreFY 2026	23.25	29.5	30.43	Worse than 72% of US hospitals

By fiscal year	FY 2021	FY 2022	FY 2023	FY 2024	FY 2025	FY 2026
VBP clinical outcomes domain score	38	53.33	50	18.33	5	18
VBP clinical outcomes weighted domain score	9.5	13.33	12.5	4.583	1.25	4.5
VBP efficiency and cost reduction domain score	10	Not Available	30	50	20	30
VBP efficiency and cost reduction weighted domain score	2.5	Not Available	7.5	12.5	5	7.5
VBP person and community engagement domain score	17	Not Available	Not Available	14	9	15
VBP person and community engagement weighted domain score	4.25	Not Available	Not Available	3.5	2.25	3.75
VBP safety domain score	56	Not Available	Not Available	36	44	30
VBP safety weighted domain score	14	Not Available	Not Available	9	11	7.5
VBP total performance score	30.25	Not Available	Not Available	29.58	19.5	23.25

Readmissions Reduction Program6 measures

Excess readmission ratios by condition; above 1 means more readmissions than expected.

Measure	North Bay Medical Center	US median	CA average	US rank
READM-30-AMI-HRRP2021-07-01 to 2024-06-30 · 193 cases	0.9743	0.9995	1.015	Better than 67% of US hospitals
READM-30-CABG-HRRP2021-07-01 to 2024-06-30	1.027	1	1.005	Worse than 61% of US hospitals
READM-30-COPD-HRRP2021-07-01 to 2024-06-30 · 186 cases	1.038	0.9969	1.002	Worse than 80% of US hospitals
READM-30-HF-HRRP2021-07-01 to 2024-06-30 · 488 cases	1.068	0.9983	1.017	Worse than 85% of US hospitals
READM-30-HIP-KNEE-HRRP2021-07-01 to 2024-06-30	0.9956	0.9916	0.9788	Worse than 51% of US hospitals
READM-30-PN-HRRP2021-07-01 to 2024-06-30 · 525 cases	0.9947	0.9955	1.026	Better than 51% of US hospitals

By fiscal year	FY 2021	FY 2022	FY 2023	FY 2024	FY 2025	FY 2026
READM-30-AMI-HRRP	1.129	1.075	1.055	0.9899	0.9644	0.9743
READM-30-CABG-HRRP	0.9493	0.9135	0.9801	1.013	1.029	1.027
READM-30-COPD-HRRP	0.9641	0.9676	1.017	1.016	1.039	1.038
READM-30-HF-HRRP	1.104	1.09	1.021	0.9385	1.01	1.068
READM-30-HIP-KNEE-HRRP	0.9748	1.018	1.032	0.9384	0.9184	0.9956
READM-30-PN-HRRP	1.058	1.044	1.023	1.026	1.016	0.9947

Hospital-Acquired Condition Reduction Program8 measures

Infection ratios, the PSI 90 composite and the total score Medicare ranks hospitals on; lower is better.

Measure	North Bay Medical Center	US median	CA average	US rank
CAUTI standardized infection ratio2023-01-01 to 2024-12-31	1.288	0.489	0.6114	Worse than 92% of US hospitals
CDI standardized infection ratio2023-01-01 to 2024-12-31	0.373	0.346	0.449	Worse than 54% of US hospitals
CLABSI standardized infection ratio2023-01-01 to 2024-12-31	0.111	0.559	0.679	Better than 85% of US hospitals
HAC Reduction Program payment reductionFY 2026	No
MRSA standardized infection ratio2023-01-01 to 2024-12-31	0.803	0.6405	0.7204	Worse than 64% of US hospitals
Patient safety and adverse events composite (PSI 90)2022-07-01 to 2024-06-30	1.041	0.9628	0.9656	Worse than 72% of US hospitals
SSI standardized infection ratio2023-01-01 to 2024-12-31	0.347	0.7945	0.8116	Better than 79% of US hospitals
Total HAC scoreFY 2026	0.0578	-0.0453	0.02733	Worse than 57% of US hospitals

By fiscal year	FY 2021	FY 2022	FY 2023	FY 2024	FY 2025	FY 2026
HAC Reduction Program payment reduction	No	No	N/A	No	No	No
Total HAC score	0.0501	0.086	0	-0.0579	0.0146	0.0578

Source: CMS Care Compare hospital files, latest release 2026-09-30, with program results for earlier fiscal years from CMS's archived snapshots. US medians and ranks count every hospital CMS reports; state averages are plain means of the state's reporting hospitals, not CMS's patient-weighted state rates.

Accreditation and services

The Joint Commission (since 2017)
Accreditation
None
Medical school affiliation
Private (not for profit)
Ownership type
123
Medicare-certified beds
134
Registered nurses (full-time equivalent)
1967
In Medicare since

26 services at North Bay Medical Center

Emergency and trauma: Emergency Department
Intensive care: Coronary Care UnitSurgical ICU (Medical Surgical Intensive Care Unit)
Surgery: Inpatient SurgicalOR (Operating Room)Outpatient SurgeryPostoperative Recovery Room
Imaging: Diagnostic RadiologyMRI (Magnetic Resonance Imaging)Nuclear MedicineTherapeutic Radiology
Transplant and dialysis: Acute Renal Dialysis
Women and children: Clinical LaboratoryObstetrics / Child BirthPediatric Care
Rehabilitation and therapy: AudiologyCARF Inpatient Rehabilitation (Commission On Accreditation Of Rehabilitation Facilities Inpatient Rehabilitation)OT (Occupational Therapy)PT (Physical Therapy)Respiratory CareSpeech Pathology
Other services: Dental CareDietary CareOutpatientPharmacySocial Care

Source: CMS Provider of Services file, as reported by the hospital and state surveyors.

Size and patient volume

What North Bay Medical Center reported to Medicare in its latest cost report, covering Jan 1, 2025 to Dec 31, 2025.

10,374
Inpatient discharges
Medicare 34%, Medicaid 3%
48,075
Inpatient days
70% of available bed days used
1,859
Employees (full-time equivalent)

Source: CMS cost report (HCRIS) (report 839065). Figures cover the reporting period, which is not always 12 months, and are self-reported.

Utilization by payer and unit

Inpatient days and discharges North Bay Medical Center reported by payer. Medicare and Medicaid include their managed care plans, shown separately below.

	Medicare	Medicaid	Other	Total
Inpatient days	16,872	1,029	30,174	48,075
Discharges	3,550	294	6,530	10,374
Average length of stay	4.8 days	3.5 days	4.6 days	4.6 days
Average daily census	46.2	2.8	82.7	131.7

5,277
Medicare Advantage days
985 discharges
15,195
Medicaid managed care days
3,301 discharges
4,872
Observation bed days

Beds and days by unit

Unit	Beds	Inpatient days	Medicare days	Occupancy
Adults & pediatrics	143	36,769	14,392	70%
Intensive care unit	30	6,710	2,480	61%
Other special care	16	2,492		43%
Nursery		2,104

Source: CMS cost report (HCRIS, Form 2552-10), report 839065, as submitted. Hospitals report these figures themselves; they are not audited financial statements. Worksheet S-3 Part I.

Medicare inpatient stays

What North Bay Medical Center treats Medicare patients for most often, in 2024. 2,456 Medicare discharges in 75 published DRGs; 14% surgical; 80% in DRGs with complications (CC or MCC).

Condition or procedure	Discharges	Average charges	Average Medicare payment	Estimated cost	DRG weight
Septicemia or severe sepsis without MV >96 hours with MCCMS-DRG 871, medical	419	$232,743	$22,077	$28,860	1.98
Heart failure and shock with MCCMS-DRG 291, medical	165	$161,065	$13,806	$19,972	1.28
Simple pneumonia and pleurisy with MCCMS-DRG 193, medical	96	$167,010	$14,256	$20,709	1.33
Septicemia or severe sepsis without MV >96 hours without MCCMS-DRG 872, medical	74	$139,375	$11,205	$17,282	1.03
Respiratory infections and inflammations with MCCMS-DRG 177, medical	70	$212,725	$18,452	$26,378	1.70
Kidney and urinary tract infections with MCCMS-DRG 689, medical	64	$113,937	$12,737	$14,128	1.17
Acute myocardial infarction, discharged alive with MCCMS-DRG 280, medical	63	$192,633	$17,890	$23,886	1.59
Chronic obstructive pulmonary disease with MCCMS-DRG 190, medical	49	$159,767	$12,323	$19,811	1.10
Intracranial hemorrhage or cerebral infarction with MCCMS-DRG 064, medical	48	$188,237	$20,164	$23,341	2.00
Infectious and parasitic diseases with o.r. procedures with MCCMS-DRG 853, surgical	47	$675,275	$57,790	$83,734	5.00
Pulmonary edema and respiratory failureMS-DRG 189, medical	46	$154,986	$13,955	$19,218	1.23
Gastrointestinal hemorrhage with CCMS-DRG 378, medical	45	$139,010	$10,577	$17,237	0.98
Hip and femur procedures except major joint with CCMS-DRG 481, surgical	45	$321,814	$23,150	$39,905	2.07
Intracranial hemorrhage or cerebral infarction with CC or tpa in 24 hoursMS-DRG 065, medical	44	$123,446	$10,947	$15,307	1.02
Gastrointestinal hemorrhage with MCCMS-DRG 377, medical	40	$222,473	$19,938	$27,587	1.79
Esophagitis, gastroenteritis and miscellaneous digestive disorders without MCCMS-DRG 392, medical	39	$103,896	$8,299	$12,883	0.79
Miscellaneous disorders of nutrition, metabolism, fluids and electrolytes with MCCMS-DRG 640, medical	39	$160,962	$15,042	$19,959	1.32
Kidney and urinary tract infections without MCCMS-DRG 690, medical	39	$101,164	$8,691	$12,544	0.81
Cellulitis without MCCMS-DRG 603, medical	38	$90,747	$9,412	$11,253	0.88
Gastrointestinal obstruction with CCMS-DRG 389, medical	37	$111,671	$8,898	$13,847	0.80

See all 75 Medicare inpatient DRGs at North Bay Medical Center

Source: CMS Medicare Inpatient Hospitals by Provider and Service (2024 data, released 2026-04-10), traditional Medicare only; CMS omits DRGs with fewer than 11 discharges. Estimated cost is average charges times the hospital's Medicare cost-to-charge ratio from the IPPS Impact File. Weights are the MS-DRG relative weights for the same year.

Medicare outpatient services

The comprehensive outpatient service groups (APCs) North Bay Medical Center billed Medicare for most in 2024: 1,737 services in all.

Service group	Services	Patients	Average charges	Average Medicare payment	US average payment
Comprehensive Observation ServicesAPC 8011	661	594	$67,950	$3,127	$2,090
Level 5 Musculoskeletal ProceduresAPC 5115	115	110	$256,656	$17,257	$10,772
Level 3 Vascular ProceduresAPC 5183	95	84	$63,106	$3,612	$2,405
Level 2 Excision/ Biopsy/ Incision and DrainageAPC 5072	76	65	$25,891	$1,854	$1,220
Level 1 Laparoscopy and Related ServicesAPC 5361	73	71	$201,962	$6,568	$4,358
Level 2 Endovascular ProceduresAPC 5192	59	51	$97,166	$6,584	$4,338
Level 3 Endovascular ProceduresAPC 5193	58	47	$174,557	$14,163	$8,874
Level 3 Urology and Related ServicesAPC 5373	57	52	$88,847	$2,324	$1,516
Level 1 Endovascular ProceduresAPC 5191	55	55	$103,986	$3,358	$2,208
Level 5 Urology and Related ServicesAPC 5375	54	49	$179,389	$5,820	$3,918

See all 26 Medicare outpatient services at North Bay Medical Center

Source: CMS Medicare Outpatient Hospitals by Provider and Service (2024 data, released 2026-06-24), comprehensive APCs for traditional Medicare; CMS omits services with fewer than 11 claims. The US average weights every hospital by its services.

Where patients come from

ZIP codes with the most Medicare inpatient stays at North Bay Medical Center in 2025. Market share is this hospital's part of every hospital's Medicare stays from the ZIP code. Its published Medicare stays went from 3,364 in 2020 to 4,187 in 2025.

ZIP code	Stays	Of this hospital's stays	Days	Charges	Market share	Share in 2020
94533	1,233	29%	6,204	$324.4M	55%	55%
95687	964	23%	4,452	$248M	49%	52%
94534	532	13%	2,535	$144.2M	51%	44%
95688	407	10%	1,733	$95.5M	44%	52%
94585	404	10%	2,045	$106.8M	53%	54%
94571	200	5%	999	$55.3M	26%	23%
95620	108	3%	573	$36.6M	17%	16%
94591	82	2%	430	$23.3M	5%	4%
94559	53	1%	275	$13M	5%	5%
94590	49	1%	295	$18.6M	4%	4%
94589	37	1%	179	$9M	4%	5%
95696	32	1%	139	$6.7M	64%	53%
94558	25	1%	133	$7.2M	1%	1%
94510	19	0%	123	$5.1M	2%	2%
95694	15	0%	70	$2.9M	5%	8%
95625	14	0%	67	$3.5M	56%
94503	13	0%	52	$4.6M	3%	6%

Source: CMS Hospital Service Area file. Shares are of the 4,187 stays from ZIP codes CMS publishes; it omits ZIP codes with fewer than 11 stays, so market shares count published stays only.

Staff and facilities

Staff by profession and the rooms and units North Bay Medical Center reported at its latest Medicare certification survey (2017). Counts are people, not full-time equivalents.

2
Off-site locations

134
Registered nurses
7
Licensed practical nurses
5
Pharmacists
10
Respiratory therapists
5
Physical therapists
2
Occupational therapists
1
Speech pathologists and audiologists
2
Dietitians
2
Social workers
255
Other personnel

Source: CMS Provider of Services file.

Doctors and clinicians

387 clinicians who bill Medicare list North Bay Medical Center as a hospital affiliation. Showing 24 of them. Book a demo to see the commercial rates insurers publish for them, or start a free trial.

Internal Medicine Physician 43
Emergency Medicine Physician 39
Anesthesiology Physician 26
Diagnostic Radiology Physician 23
Family Medicine Physician 21
Family Nurse Practitioner 18
Anatomic Pathology & Clinical Pathology Physician 15
Cardiovascular Disease Physician 11
Neurology Physician 11
Hospitalist Physician 9

Anita Bhat, M.D.
Endocrinology, Diabetes & Metabolism Physician
NPI 1902068562
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Ameer Almullahassani, MD
Neurology Physician
NPI 1245473131
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T Singh, MD
Diagnostic Radiology Physician
NPI 1376533133
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Sophie Fletcher, MD
Urology Physician
NPI 1093924714
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Naser Rahbar, M.D.
Diagnostic Radiology Physician
NPI 1265547418
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Ruby Ali, M.D.
Neurology Physician
NPI 1093990426
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Bryson Borg, MD
Diagnostic Radiology Physician
NPI 1255394227
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Charbel Nadra, MD
Internal Medicine Physician
NPI 1700974565
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Robinson Yu, MD
Diagnostic Radiology Physician
NPI 1831464999
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Payam Mehranpour, M.D.
Interventional Cardiology Physician
NPI 1790897387
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Shahid Rehman, MD
Neurology Physician
NPI 1104084458
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Robert Peterson, M.D.
Sports Medicine (Orthopaedic Surgery) Physician
NPI 1093717951
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Daniel Hartley, RN, MSN, NP
Family Nurse Practitioner
NPI 1891856654
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Daniel Birkbeck, MD
Orthopaedic Hand Surgery Physician
NPI 1265433254
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Shawn Emery, M.D.
Anatomic Pathology & Clinical Pathology Physician
NPI 1821090150
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Prakashchandra Chaudhari, MD
Anatomic Pathology & Clinical Pathology Physician
NPI 1518073451
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Sean Dougherty, D.P.M.
Foot & Ankle Surgery Podiatrist
NPI 1407089261
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Emad Kaabipour, M.D.
Anatomic Pathology & Clinical Pathology Physician
NPI 1952360364
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Andrew Brooks, M.D.
Orthopaedic Surgery Physician
NPI 1376519561
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John Sandoz, MD
Diagnostic Radiology Physician
NPI 1447255047
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Herkanwal Khaira, MD
Urology Physician
NPI 1073691564
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Michael Caravelli, M.D.
Orthopaedic Surgery Physician
NPI 1528224441
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Julie Chen, M.D.
Ophthalmology Physician
NPI 1740303064
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Edward Yoon, M.D.
Cardiovascular Disease Physician
NPI 1457446957
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Source: CMS Doctors and Clinicians facility affiliations, released 2026-10-15, with names and specialties from NPPES. Affiliation means the clinician bills Medicare for care at this hospital; it is not employment.

Income statement

Revenue, expenses and income North Bay Medical Center reported to Medicare for Jan 1, 2025 to Dec 31, 2025. Percentages are of net patient revenue.

Line	Amount	Share
Gross patient revenue (charges)	$5.2B	622.3%
Inpatient	$2.5B	301.3%
Outpatient	$2.7B	321.0%
Contractual allowances and discounts	-$4.4B	-522.3%
Net patient revenue	$842.6M	100.0%
Operating expenses	-$855.9M	-101.6%
Operating income from patient care	-$13.2M	-1.6%
Other income	$54.4M	6.5%
COVID-19 relief funding	$1.3M	0.2%
Other	$53.1M	6.3%
Net income	$41.2M	4.9%

Gross revenue by payer

Line	Amount	Share
Traditional Medicare	$1.2B	24.9%
Medicaid (including managed care)	$1.6B	32.6%
Other payers and self-pay	$2.1B	42.5%
Total charges	$5B	100.0%

Source: CMS cost report (HCRIS, Form 2552-10), report 839065, as submitted. Hospitals report these figures themselves; they are not audited financial statements. Traditional Medicare is the program charges on Worksheets D-3 and D Part V; Medicaid is from Worksheet S-10.

Financial ratios

Computed from North Bay Medical Center's latest cost report.

-1.6%
Operating margin
Operating income from patient care / net patient revenue
4.6%
Total margin
Net income / net patient revenue plus other income
9.5%
EBITDAR margin
Net income before interest, depreciation and leases (Worksheet A-7), / total revenue
40% of expenses
Personnel costs
Salaries, direct-care contract labor and core wage-related costs / operating expenses
$71.35
Average hourly wage
Adjusted salaries / paid hours (Worksheet S-3 Part II)
4.1%
Return on assets
Net income for a year / total assets
8.8%
Return on equity
Net income for a year / fund balance
0.14
Long-term debt to fund balance
Mortgages, notes and loans / fund balance
3.67
Current ratio
Current assets / current liabilities
2.71
Quick ratio
Cash, temporary investments and net receivables / current liabilities
12 days
Days cash on hand
Cash and temporary investments / daily operating expenses excluding depreciation
131 days
Days in patient receivables
Net patient receivables / daily net patient revenue
54 days
Average payment period
Current liabilities / daily operating expenses excluding depreciation
0.90
Asset turnover
Total revenue for a year / total assets
9.6 years
Average age of plant
Accumulated depreciation / depreciation for a year

Source: CMS cost report (HCRIS, Form 2552-10), report 839065, as submitted. Hospitals report these figures themselves; they are not audited financial statements.

Balance sheet

What North Bay Medical Center owned and owed at the end of its reporting period (Dec 2025), across all fund types: $999.4M in total assets and a $466.1M fund balance.

Show the balance sheet

Line	Amount	Of total assets
Cash and temporary investments	$27.6M	2.8%
Patient receivables, net	$303.1M	30.3%
Inventory	$7.2M	0.7%
Total current assets	$447.6M	44.8%
Property and equipment, net of depreciation	$215.9M	21.6%
Investments and other assets	$335.9M	33.6%
Total assets	$999.4M	100.0%
Current liabilities	$122M	12.2%
Long-term debt	$66.3M	6.6%
Total liabilities	$533.3M	53.4%
Fund balance (net assets)	$466.1M	46.6%

Source: CMS cost report (HCRIS, Form 2552-10), report 839065, as submitted. Hospitals report these figures themselves; they are not audited financial statements.

Charity care and uncompensated care

Care North Bay Medical Center provided without full payment, as reported on Worksheet S-10 of its cost report.

$7.1M
Cost of charity care
Care for patients approved for charity care and uninsured discounts, at cost
$34.2M
Bad debt
Patient bills written off as uncollectible, at charges
$58.8M
Medicaid shortfall
Cost of Medicaid patients (charges times the cost-to-charge ratio) minus Medicaid payments; negative means a surplus
$70.7M
Total unreimbursed and uncompensated care
8.3% of operating expenses
Medicaid, CHIP and indigent care shortfalls plus charity care and the cost of bad debt (Worksheet S-10 line 31)

Source: CMS cost report (HCRIS, Form 2552-10), report 839065, as submitted. Hospitals report these figures themselves; they are not audited financial statements.

Financial trend

North Bay Medical Center's full-year cost reports, by fiscal year end. Reports shorter than ten months are left out.

Show 6 years

Fiscal year ending	Dec 2020	Dec 2021	Dec 2022	Dec 2023	Dec 2024	Dec 2025
Net patient revenue	$586M	$660.3M	$676.6M	$723.6M	$806.9M	$842.6M
Operating expenses	$627.1M	$692.3M	$731.8M	$742.5M	$824.6M	$855.9M
Operating margin	-7.0%	-4.9%	-8.2%	-2.6%	-2.2%	-1.6%
Net income	$32.5M	$4.2M	-$63.7M	$38.6M	$36.8M	$41.2M
Total assets	$927.1M	$886.7M	$798.9M	$782.5M	$889.5M	$999.4M
Discharges	9,215	9,828	10,157	10,160	10,531	10,374
Inpatient days	44,469	52,992	52,773	50,240	50,922	48,075
Medicare Advantage days	327	60	155	1,778	6,648	5,277
Beds	182	204	204	204	178	189
Employees (FTE)	1,620	1,550	1,750	1,723	1,783	1,859

Source: CMS cost report (HCRIS, Form 2552-10), report 839065, as submitted. Hospitals report these figures themselves; they are not audited financial statements.

Departments

Each cost center North Bay Medical Center reports, largest first. Total cost includes its share of overhead; the cost-to-charge ratio is total cost / charges.

Show all 47 departments

Ancillary and outpatient departments

Department	Salaries	Total cost	Charges	Cost-to-charge	Square feet
Clinic	$36.6M	$137.3M	$20.7M	6.64	182,411
Operating room	$21.2M	$49.3M	$868.2M	0.06	17,410
Emergency	$26.2M	$48.9M	$668.8M	0.07	626
Medical supplies charged to patient		$43.5M	$74.2M	0.59
Drugs charged to patients		$36.6M	$1.2B	0.03
Laboratory	$9M	$25.7M	$291.3M	0.09	9,578
Impl. dev. charged to patients		$19.7M	$47.4M	0.42
Observation beds (non-distinct part		$14.5M	$88.8M	0.16
Cardiac catheterization	$6.5M	$12.5M	$165.8M	0.08	98
Delivery room & labor room	$6.5M	$11.9M	$63.8M	0.19	2,517
Radiology-diagnostic	$5.3M	$11.9M	$52.6M	0.23	12,294
Respiratory therapy	$5.9M	$10.6M	$50.5M	0.21	1,505
Radiology-therapeutic	$2.3M	$7.7M	$49.1M	0.16	8,968
Ct scan	$2M	$4.6M	$276.2M	0.02	1,404
Physical therapy	$3.5M	$4.3M	$3.4M	1.30	9,311
Renal dialysis		$3.6M	$8.3M	0.44	620
Mri	$132,288	$3.3M	$22.9M	0.15	3,200
Ultra sound	$1.9M	$3.3M	$32.9M	0.10	604
Cardiac rehabilitation	$923,409	$2.2M	$3M	0.72	1,667
Occupational therapy	$1.2M	$2M	$2.1M	0.98	3,396
Whole blood & packed red blood cell	$901,611	$2M	$9.3M	0.21	81
Echocardiography	$984,162	$1.7M	$46.7M	0.04	218
Speech pathology	$523,060	$1.6M	$1.6M	1.02	4,762
Radioisotope	$659,017	$1.3M	$9.8M	0.14	823
Anesthesiology	$376,655	$1.3M	$232.8M	0.01	318
Electrocardiology	$534,711	$1.2M	$28.2M	0.04	1,455
Electroencephalography	$341,668	$981,349	$7.3M	0.13	339

Inpatient units

Department	Salaries	Total cost	Charges	Cost-to-charge	Square feet
Adults & pediatrics	$59.7M	$123.8M	$443.4M	0.28	61,473
Intensive care unit	$17.5M	$37.5M	$199.6M	0.19	13,438
Neonatal intensive care unit	$6.3M	$11.5M	$45.7M	0.25	2,033
Nursery		$2.5M	$5.2M	0.48	436

Overhead (general service) departments

Department	Salaries	Direct cost	Paid hours	Average hourly wage	Square feet
Administrative & general	$16.6M	$129.5M	256,878	$64.74	150,796
Cap rel costs-mvble equip		$30.7M
Cap rel costs-bldg & fixt		$13.6M			547,183
Pharmacy	$10.3M	$12M	121,818	$84.19	3,208
Maintenance & repairs	$6.4M	$9.9M	125,863	$50.91	3,126
Nursing administration	$7.4M	$9M	82,289	$82.28	5,189
Housekeeping	$5M	$7.9M	142,157	$35.07	1,444
Medical records & library	$4.7M	$6.4M	66,438	$71.29	1,094
Operation of plant	$734,718	$5.9M	13,451	$54.62	16,707
Dietary	$4.8M	$4.7M	73,834	$39.41	5,195
Cafeteria		$2.5M	56,746	$33.60	3,123
Central services & supply	$1.2M	$2.3M	28,985	$42.21	4,084
Social service	$997,915	$1.7M	15,156	$65.84	624
Laundry & linen service		$1.1M			574
Paramedical edu program		$67,289
Employee benefits department	$254	$686			2,779

Source: CMS cost report (HCRIS, Form 2552-10), report 839065, as submitted. Hospitals report these figures themselves; they are not audited financial statements. Worksheets A, B-1, C Part I and S-3 Part II.

Medicare payment profile

The factors Medicare uses to set what it pays North Bay Medical Center for an inpatient stay.

1.91
Case mix index
Higher than 71% of hospitals paid under Medicare IPPS
Average Medicare DRG weight of its inpatient cases (FY 2027); higher means more complex, costlier care.
No Medicare-funded residents
Teaching status
Medicare-funded interns and residents per bed (FY 2027).
48.9%
Low-income patient share
Disproportionate share percentage: Medicaid and SSI patient days CMS uses for safety-net payments (FY 2027).
3,531
Medicare inpatient stays
Medicare claims CMS based FY 2027 payment rates on.
Urban (metro area)
Location type
Geographic area CMS assigns before any wage index reclassification (FY 2027).

Show FY 2021 to FY 2027

IPPS fiscal year	FY 2021	FY 2022	FY 2023	FY 2024	FY 2025	FY 2026	FY 2027
Case mix index	1.70	1.69	1.99	1.94	1.93	1.86	1.91
Wage index	1.757	1.757	1.894	1.891	1.821	1.730	1.643
Readmissions adjustment	-0.75%	-0.86%	-0.63%	-0.22%	-0.09%	-0.10%	-0.25%
Value-based purchasing adjustment	+0.09%	-0.06%	-0.06%	+0.78%	+0.81%	-0.26%	-0.40%
Medicare inpatient stays	4,156	4,156	3,368	3,377	3,500	3,347	3,531

Source: CMS IPPS final rule Impact File (FY 2027).

Leadership

The officers and board members on North Bay Medical Center's Medicare enrollment and on the IRS Form 990 filed under its tax ID.

Officers and directors on the Medicare enrollment

Joseph D Angina Officer, Chief Financial Officer, since 2023
Mark R Behl Officer, Chief Executive Officer, since 2023
Archie Humphrey Director, since 2002
Mark Sievers Director, since 2003
Wayne Senalik Director, since 2003
Donald R Doyle Director, since 2006
Denise Suihkonen Director, since 2007
Theresa Hite Director, since 2007
Theofanis Rallis Managing employee, Avp, Finance, since 2019
Brian Richerson Managing employee, since 2024

Source: CMS Hospital All Owners (PECOS), the people the hospital lists on its Medicare enrollment.

Officers and key employees of Northbay Healthcare Group (IRS Form 990, tax year 2024)

Northbay Healthcare Group files the Form 990 for the tax ID insurers list for North Bay Medical Center, so these people may lead the wider organization rather than North Bay Medical Center alone.

Name	Title
Mark Behl	President & CEO
Joseph D'Angina	EVP, Chief Financial Officer
Seth Kaufman MD Facep	EVP, Chief Medical & Quality Officer
James Andersen	SVP, Chief People Officer
Timothy Williams	VP, Ambulatory Srvcs (thru 6/2024)
Tracy Geddis	SVP, Chief Ambulatory Operations Officer
Heather Resseger Dnp RN Cnl	SVP, Chief Hospital Ops & Nursing Officer
Christopher Timbers	SVP, Chief Information Officer
Sukhwinder Bajwa	SVP, Chief Legal Officer
Denise Suihkonen	Secretary-treasurer
Wayne Senalik	Vice-chair
Archie Humphrey	Chair

Board members: Donald Doyle MD, James Long MD, Mark Sievers, Theresa Hite, Gwendoyn Runnels.

Source: IRS Form 990 Part VII filed by Northbay Healthcare Group (EIN 94-1458282), via the IRS e-file data. A health system's return can cover several hospitals.

Programs and facilities

340B drug pricing program
Participating since 2005
340B ID DSH050367, registered as a disproportionate share hospital; 23 registered outpatient sites; 48 active contract pharmacies. Authorizing official: Joseph D'Angina, Chief Financial Officer.
Source: HRSA 340B Office of Pharmacy Affairs Information System.

Hospital-based units

Hospital-based units with their own Medicare certification

Northbay hospital group
CCN 05U367, certified 2020, Medicare not participating
Northbay hospital group
CCN 057219, certified 1965, Medicare prospective payment
Northbay hospice & bereavment
CCN 051651, certified 1999

Source: Worksheet S-2 Part I of North Bay Medical Center's latest Medicare cost report (HCRIS).

Frequently asked questions

About North Bay Medical Center's rates and hospital price transparency.

How much does an MRI cost at North Bay Medical Center?

For MRI brain before and after contrast (CPT 70553), published negotiated rates at North Bay Medical Center range from $561 to $792 across 2 insurers. Aetna's rate is $561. The median at nearby comparable hospitals is $845. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a CT scan cost at North Bay Medical Center?

For CT head or brain without contrast (CPT 70450), published negotiated rates at North Bay Medical Center range from $144 to $246 across 2 insurers. Aetna's rate is $144. The median at nearby comparable hospitals is $326. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a colonoscopy cost at North Bay Medical Center?

For Colonoscopy with polyp removal (CPT 45385), published negotiated rates at North Bay Medical Center range from $521 to $805 across 2 insurers. UnitedHealthcare's rate is $805. The median at nearby comparable hospitals is $4,071. What a patient pays depends on their plan's deductible, coinsurance and network status.

What is North Bay Medical Center's CMS star rating?

North Bay Medical Center has a CMS overall hospital star rating of 2 out of 5 on Medicare Care Compare (CMS data released 2026-08-13). That is lower than 73% of US hospitals.

Is North Bay Medical Center a teaching hospital?

CMS reports no Medicare-funded interns or residents at North Bay Medical Center for fiscal year 2027.

Does Medicare penalize North Bay Medical Center for readmissions?

Yes. Under the Hospital Readmissions Reduction Program, Medicare cuts North Bay Medical Center's base inpatient payments by an estimated 0.25% in fiscal year 2027 for more readmissions than expected.

What are the most common Medicare inpatient stays at North Bay Medical Center?

In 2024, the most common were septicemia or severe sepsis without mv >96 hours with mcc (419 discharges), heart failure and shock with mcc (165 discharges), simple pneumonia and pleurisy with mcc (96 discharges).

What is North Bay Medical Center's case mix index?

North Bay Medical Center's Medicare case mix index is 1.91 for fiscal year 2027, higher than 71% of hospitals paid under the inpatient prospective payment system.

How many patients does North Bay Medical Center admit?

North Bay Medical Center reported 10,374 inpatient discharges and 48,075 inpatient days from Jan 1, 2025 to Dec 31, 2025.

How many employees does North Bay Medical Center have?

North Bay Medical Center reported 1,859 full-time-equivalent employees on payroll from Jan 1, 2025 to Dec 31, 2025.

For hospital finance and compliance teams

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The data on this page comes from the files hospitals and payers publish. We help hospitals publish theirs correctly, and take a fresh look at their chargemaster.

Compliance MRF

Publish a CMS-compliant machine-readable file

We turn your chargemaster and payer contracts into the CMS template file, then keep it current as rates change.

CMS v3 example: standard_charge_information[0]

{
  "description": "MRI of brain (no contrast)",
  "code_information": [
    { "code": "611", "type": "RC" },
    { "code": "70551", "type": "CPT" }
  ],
  "standard_charges": [{
    "setting": "outpatient",
    "minimum": 250,
    "maximum": 400,
    "gross_charge": 1200,
    "discounted_cash": 1080,
    "payers_information": [
      {
        "payer_name": "Platform Health Insurance",
        "plan_name": "PPO",
        "methodology": "fee schedule",
        "standard_charge_dollar": 400
      },
      {
        "payer_name": "Region Health Insurance",
        "plan_name": "HMO",
        "methodology": "fee schedule",
        "standard_charge_dollar": 250
      }
    ]
  }]
}

CMS template layout, in JSON or CSV
Gross, discounted cash, payer-specific and de-identified min / max charges
cms-hpt.txt file and homepage footer link
Refreshed when your contracts change

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Chargemaster analysis

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Your chargemaster sets the gross charge on every claim, and many payer contracts base payment on it through percent-of-charge, lesser-of and stop-loss terms. We audit it line by line and show how your charges and negotiated rates compare with peer hospitals before your next negotiation.

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Missing, duplicate and outdated charge lines identified
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About this hospital

Prices for common services

How the insurers pay at North Bay Medical Center

Insurance Accepted

More about this hospital

Tax IDs and NPIs insurers list

Location

Quality ratings (CMS Care Compare)

Medicare quality penalties and bonuses

Every CMS quality measure

Accreditation and services

26 services at North Bay Medical Center

Size and patient volume

Utilization by payer and unit

Beds and days by unit

Medicare inpatient stays

Medicare outpatient services

Where patients come from

Staff and facilities

Doctors and clinicians

Income statement

Gross revenue by payer

Financial ratios

Balance sheet

Charity care and uncompensated care

Financial trend

Departments

Ancillary and outpatient departments

Inpatient units

Overhead (general service) departments

Medicare payment profile

Leadership

Officers and directors on the Medicare enrollment

Officers and key employees of Northbay Healthcare Group (IRS Form 990, tax year 2024)

Programs and facilities

Hospital-based units

Hospital-based units with their own Medicare certification

Comparable hospitals nearby

Frequently asked questions

Running price transparency at a hospital like this one?

Publish a CMS-compliant machine-readable file

Get your chargemaster right for billing and payer contracts