John Muir Health · Walnut Creek, CA
41
In-network payers
371
Disclosed rate categories
554
Beds
4
Care quality
John Muir Medical Center - Walnut Creek Campus is a 554-bed voluntary non-profit - other hospital in Walnut Creek, CA, affiliated with John Muir Health. Below you'll find publicly disclosed negotiated rates and facility details, including 41 in-network payers and 371 disclosed rate categories.
CCN (Medicare provider number)
050180
NPI
1740215219
Type
Short Term Acute Care Hospital
Ownership
Voluntary Non-Profit - Other
Beds
554
Care Quality
4
Insurance acceptance may vary by specific plan, network status, and services required. Contact your insurance provider or the hospital's billing department to confirm coverage details.
The 24 services John Muir Medical Center - Walnut Creek Campus 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.
Childbirth · Inpatient
MS-DRG 807
$23,842 - $29,847
from 4 insurers · median $28,245
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 neonatal nursery services to CMS
Medicine & Surgery · Inpatient
MS-DRG 470
$22,222 - $85,052
from 4 insurers · median $76,262
288 Medicare discharges for this DRG in CMS hospital data
Childbirth · Inpatient
MS-DRG 788
$30,945 - $42,672
from 4 insurers · median $36,189
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 neonatal nursery services to CMS
Digestive procedures
CPT 43239
$10,348 - $15,785
from 4 insurers · median $12,866
Common here, based on CMS Medicare volume
Digestive procedures
CPT 45380
$10,310 - $15,785
from 4 insurers · median $12,473
Common here, based on CMS Medicare volume
Gynecology
CPT 58558
$11,370 - $20,136
from 4 insurers · median $14,583
19 Medicare claims in Level 4 Gynecologic Procedures (CMS 2024)
Childbirth · Inpatient
MS-DRG 807
$23,842 - $29,847
from 4 insurers · median $28,245
CMS lists this service as CPT 59610, the obstetrician's global fee. The hospital bills the delivery stay as MS-DRG 807, so these are facility case rates.
Hospital reports neonatal nursery services to CMS
Medicine & Surgery · Inpatient
MS-DRG 460
$150,673 - $163,985
from 3 insurers · median $163,064
16 Medicare discharges for this DRG in CMS hospital data
Digestive procedures
CPT 45385
$10,734 - $14,158
from 4 insurers · median $11,904
Common here, based on CMS Medicare volume
Cardiology and vascular testing
CPT 93306
$4,331 - $5,933
from 4 insurers · median $5,458
Common here, based on CMS Medicare volume
Medicine & Surgery
CPT 47562
$12,255 - $40,139
from 4 insurers · median $26,151
89 Medicare claims in Level 1 Laparoscopy and Related Services (CMS 2024)
Gynecology
CPT 58571
$13,127 - $40,139
from 4 insurers · median $22,978
74 Medicare claims in Level 2 Laparoscopy and Related Services (CMS 2024)
Digestive procedures
CPT 45378
$11,237 - $15,785
from 4 insurers · median $12,866
Common here, based on CMS Medicare volume
Medicine & Surgery · Inpatient
MS-DRG 216
$317,061 - $429,608
from 4 insurers · median $411,301
Hospital reports cardiac thoracic surgery services to CMS
Medicine & Surgery
CPT 66984
$12,255 - $25,157
from 3 insurers · median $18,869
Typical for a hospital with this service line
CT imaging
CPT 74177
$442 - $1,143
from 4 insurers · median $1,007
Common here, based on CMS Medicare volume
CT imaging
CPT 70450
$246 - $715
from 4 insurers · median $469
Common here, based on CMS Medicare volume
Ear, nose and throat
CPT 69436
$11,535 - $16,059
from 4 insurers · median $13,454
Typical for a hospital with this service line
Nuclear imaging
CPT 78815
$1,787 - $6,865
from 4 insurers · median $4,358
Common here, based on CMS Medicare volume
Gynecology
CPT 58661
$12,255 - $37,763
from 4 insurers · median $22,009
Typical for a hospital with this service line
CT imaging
CPT 74176
$280 - $1,000
from 4 insurers · median $723
Common here, based on CMS Medicare volume
Urology
CPT 50590
$16,660 - $37,763
from 4 insurers · median $27,307
Typical for a hospital with this service line
CT imaging
CPT 71275
$216 - $1,392
from 4 insurers · median $1,028
Common here, based on CMS Medicare volume
MRI imaging
CPT 70553
$792 - $2,460
from 4 insurers · median $1,545
Common here, based on CMS Medicare volume
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* | 24 | 680% | 11 | 9 |
| Insurer B* | 22 | 669% | 10 | 7 |
| Insurer C* | 24 | 631% | 13 | 3 |
| Insurer D* | 24 | 429% | 13 | 8 |
How we chose these services: 5 appear in this hospital's own Medicare claims, 11 are common here based on CMS Medicare volume, and 8 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 John Muir Medical Center - Walnut Creek Campus.
1601 Ygnacio Valley Road, Walnut Creek, CA 94598
(925) 939-3000
The nearest hospitals of similar type and size. Their rates are compared with John Muir Medical Center - Walnut Creek Campus for the same insurers and services above.
Alta Bates Summit Medical Center - Alta Bates Campus
▼ Rates typically 25% lower than John Muir Medical Center - Walnut Creek Campus (21 services)
Alta Bates Summit Medical Center - Summit Campus
▼ Rates typically 25% lower than John Muir Medical Center - Walnut Creek Campus (21 services)
Zuckerberg San Francisco General Hospital & Trauma Center
▼ Rates typically 76% lower than John Muir Medical Center - Walnut Creek Campus (6 services)
Washington Hospital - Fremont
▲ Rates typically 20% higher than John Muir Medical Center - Walnut Creek Campus (21 services)
Ucsf Medical Center
▼ Rates typically 39% lower than John Muir Medical Center - Walnut Creek Campus (21 services)
Marinhealth Medical Center
▲ Rates typically 17% higher than John Muir Medical Center - Walnut Creek Campus (21 services)
Walnut Creek Medical Center
San Ramon Regional Medical Center
John Muir Medical Center - Concord Campus
Los Angeles Medical Center
About John Muir Medical Center - Walnut Creek Campus's rates and hospital price transparency.
For MRI brain before and after contrast (CPT 70553), published negotiated rates at John Muir Medical Center - Walnut Creek Campus range from $792 to $2,460 across 4 insurers. Anthem Blue Cross / Blue Shield of CA's rate is $2,281. The median at nearby comparable hospitals is $2,583. What a patient pays depends on their plan's deductible, coinsurance and network status.
For CT abdomen and pelvis with contrast (CPT 74177), published negotiated rates at John Muir Medical Center - Walnut Creek Campus range from $442 to $1,143 across 4 insurers. Cigna's rate is $1,143. The median at nearby comparable hospitals is $5,828. What a patient pays depends on their plan's deductible, coinsurance and network status.
For Colonoscopy with biopsy (CPT 45380), published negotiated rates at John Muir Medical Center - Walnut Creek Campus range from $10,310 to $15,785 across 4 insurers. Anthem Blue Cross / Blue Shield of CA's rate is $10,787. The median at nearby comparable hospitals is $3,023. What a patient pays depends on their plan's deductible, coinsurance and network status.
For Vaginal delivery, hospital stay (MS-DRG 807), published negotiated rates at John Muir Medical Center - Walnut Creek Campus range from $23,842 to $29,847 across 4 insurers. UnitedHealthcare's rate is $27,844. What a patient pays depends on their plan's deductible, coinsurance and network status.
For Major lower-extremity joint replacement without MCC (MS-DRG 470), published negotiated rates at John Muir Medical Center - Walnut Creek Campus range from $22,222 to $85,052 across 4 insurers. Aetna's rate is $85,052. The median at nearby comparable hospitals is $71,059. What a patient pays depends on their plan's deductible, coinsurance and network status.
John Muir Medical Center - Walnut Creek Campus has 554 beds. Facility type: Short Term Acute Care Hospital.
John Muir Medical Center - Walnut Creek Campus is located at 1601 Ygnacio Valley Road, Walnut Creek, CA 94598. Its main phone number is (925) 939-3000.
John Muir Medical Center - Walnut Creek Campus's CMS Certification Number (CCN), also called its Medicare provider number, is 050180.
The National Provider Identifier (NPI) on file for John Muir Medical Center - Walnut Creek Campus is 1740215219.
John Muir Medical Center - Walnut Creek Campus is affiliated with John Muir Health.
John Muir Medical Center - Walnut Creek Campus lists 41 in-network payers, including Aetna, Ameri Health, Aspirus Health Plan, Avera Health Plans, and is Medicare-certified. Insurance acceptance may vary by plan, so confirm coverage with your insurer or the hospital's billing department.
371 disclosed rate categories. Each shows the payer, category, code type and group with its code range, and contract type, along with how the rate compares with the state average.
Under 45 CFR Part 180, every US hospital must publish a machine-readable file of its standard charges, including gross charges, discounted cash prices and payer-specific negotiated rates, in the CMS template format. PayerPrice can help hospitals publish and maintain these files.
A chargemaster (charge description master, or CDM) is a hospital's master list of billable items, with codes, descriptions and gross charges. A chargemaster review looks at those lines for accuracy and pricing. PayerPrice can help hospitals review their chargemaster; contact us to discuss your needs.
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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.
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{
"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
}
]
}]
}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.
What a review covers