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Short Term Acute Care HospitalVoluntary Non-Profit - Church

Adventist Health Simi Valley

Adventist Health · Simi Valley, CA

2975 North Sycamore Drive, Simi Valley, CA 93065(805) 955-6000

2 of 5

CMS star rating

136

Beds

6,117

Inpatient discharges a year

$189M

Net patient revenue a year

34

In-network payers

About this hospital

Adventist Health Simi Valley is a 136-bed voluntary non-profit - church hospital in Simi Valley, CA, affiliated with Adventist Health. Below you'll find publicly disclosed negotiated rates and facility details, including 34 in-network payers and 247 disclosed rate categories.

  • Disproportionate share hospital
  • Helipad
CCN
050236
NPI
1063495190
Health system
Adventist Health
Teaching
No Medicare-funded residents
County
Ventura County
Metro area
Oxnard-Thousand Oaks-Ventura, CA MSA
Medicare contractor
Jurisdiction E, Noridian Healthcare Solutions (01011)
In Medicare since
1966
Last CMS survey
2023

Prices for common services

The 24 services Adventist Health Simi Valley 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.

Childbirth · Inpatient

Vaginal delivery, hospital stay

MS-DRG 807

$7,058 - $11,202

from 2 insurers · median $9,130

UnitedHealthcare$7,058
Insurer A*$11,202

CMS lists this service as CPT 59400, the obstetrician's global fee. The hospital bills the delivery stay as MS-DRG 807, so these are facility case rates.

Hospital reports obstetrics / child birth services to CMS

Childbirth · Inpatient

Cesarean delivery, hospital stay

MS-DRG 788

$10,038 - $14,795

from 2 insurers · median $12,416

UnitedHealthcare$10,038
Insurer A*$14,795

CMS lists this service as CPT 59510, the obstetrician's global fee. The hospital bills the delivery stay as MS-DRG 788, so these are facility case rates.

Hospital reports obstetrics / child birth services to CMS

CT imaging

CT abdomen and pelvis with contrast

CPT 74177

$1,191 - $3,750

from 4 insurers · median $2,503

Anthem / Blue Shield$2,076
Insurer A*$1,191
Insurer B*$2,931
Insurer C*$3,750
Medicare $454Nearby hospitals $854193% above nearby hospitals

Common here, based on CMS Medicare volume

Medicine & Surgery

Laparoscopic cholecystectomy

CPT 47562

$12,101 - $18,492

from 4 insurers · median $13,477

Aetna$12,101
Insurer A*$12,925
Insurer B*$14,028
Insurer C*$18,492
Medicare $7,865Nearby hospitals $10,49928% above nearby hospitals

73 Medicare claims in Level 1 Laparoscopy and Related Services (CMS 2024)

How the insurers pay at Adventist Health Simi Valley

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.

InsurerServicesMedian % of MedicareAbove nearbyBelow nearby
Insurer A*22
607%
161
Insurer B*20
446%
142
Insurer C*15
419%
01
Insurer D*24
335%
101

How we chose these services: 5 appear in this hospital's own Medicare claims, 14 are common here based on CMS Medicare volume, and 5 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 Adventist Health Simi Valley, or start a free trial.

Insurance Accepted

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

Medicare
Aetna
BCBS
Cigna
United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health)
Ameri HealthAspirus Health PlanAvera Health PlansBanner HealthCenteneEMI Health

More about this hospital

  • Quality

    2 of 5 stars

    • 156 min in the ER before going home (US median 148)
    • Medicare readmissions penalty (-1.31%)
    See quality ratings

  • Doctors and services

    Accredited by The Joint Commission

    • No Medicare-funded residents
    • 24 services
    • 427 affiliated clinicians
    See doctors and services

  • Finances

    $189M net patient revenue

    • Operating margin on patient care -21.1%
    • $28.3M unreimbursed and uncompensated care
    • -$33.7M net income
    See finances

  • Ownership and leadership

    Owned by Adventist Health System/west

    • Private (not for profit)
    See ownership and leadership

Tax IDs and NPIs insurers list

The employer identification numbers (EINs) health plans and networks list for Adventist Health Simi Valley in the in-network rate files they publish, with the organization NPIs billed under each.

Tax ID (EIN)Plans and networks listing itOrganization NPIs
95-6064971Adventist Health Simi Valley59Aetna, Cigna, United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health), Allied Benefit Systems, Aspirus Health Plan and 54 more1063495190 Simi Valley Hospital And Health Care Services1225010994 Simi Valley Hospital And Health Care Services1740487859 Simi Valley Hospital & Health Care Servicesand 3 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

2975 North Sycamore Drive, Simi Valley, CA 93065

(805) 955-6000

Get directions

Frequently asked questions

About Adventist Health Simi Valley's rates and hospital price transparency.

How much does an MRI cost at Adventist Health Simi Valley?

For MRI brain before and after contrast (CPT 70553), published negotiated rates at Adventist Health Simi Valley range from $792 to $4,406 across 3 insurers. Cigna's rate is $2,151. The median at nearby comparable hospitals is $1,128. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a CT scan cost at Adventist Health Simi Valley?

For CT abdomen and pelvis with contrast (CPT 74177), published negotiated rates at Adventist Health Simi Valley range from $1,191 to $3,750 across 4 insurers. Anthem Blue Cross / Blue Shield of CA's rate is $2,076. The median at nearby comparable hospitals is $854. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a colonoscopy cost at Adventist Health Simi Valley?

For Colonoscopy with biopsy (CPT 45380), published negotiated rates at Adventist Health Simi Valley range from $3,476 to $8,050 across 3 insurers. Aetna's rate is $8,050. The median at nearby comparable hospitals is $3,537. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does giving birth cost at Adventist Health Simi Valley?

For Vaginal delivery, hospital stay (MS-DRG 807), published negotiated rates at Adventist Health Simi Valley range from $7,058 to $11,202 across 2 insurers. UnitedHealthcare's rate is $7,058. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a mammogram cost at Adventist Health Simi Valley?

For Screening mammography, bilateral (CPT 77067), published negotiated rates at Adventist Health Simi Valley range from $85 to $516 across 4 insurers. Aetna's rate is $516. The median at nearby comparable hospitals is $198. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does hip or knee replacement cost at Adventist Health Simi Valley?

For Major lower-extremity joint replacement without MCC (MS-DRG 470), published negotiated rates at Adventist Health Simi Valley range from $20,194 to $85,959 across 4 insurers. Aetna's rate is $34,709. The median at nearby comparable hospitals is $30,605. What a patient pays depends on their plan's deductible, coinsurance and network status.

What is Adventist Health Simi Valley's CMS star rating?

Adventist Health Simi Valley 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 Adventist Health Simi Valley a teaching hospital?

CMS reports no Medicare-funded interns or residents at Adventist Health Simi Valley for fiscal year 2027.

Does Medicare penalize Adventist Health Simi Valley for readmissions?

Yes. Under the Hospital Readmissions Reduction Program, Medicare cuts Adventist Health Simi Valley's base inpatient payments by an estimated 1.31% in fiscal year 2027 for more readmissions than expected.

What are the most common Medicare inpatient stays at Adventist Health Simi Valley?

In 2024, the most common were septicemia or severe sepsis without mv >96 hours with mcc (270 discharges), heart failure and shock with mcc (112 discharges), respiratory infections and inflammations with mcc (65 discharges).

For hospital finance and compliance teams

Running price transparency at a hospital like this one?

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.

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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
      }
    ]
  }]
}
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  • cms-hpt.txt file and homepage footer link
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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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