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Short Term Acute Care HospitalVoluntary Non-Profit - Church

Ascension St. John Hospital

Ascension Health · Detroit, MI

22101 Moross Road, Detroit, MI 48236(313) 343-4000

1 of 5

CMS star rating

586

Beds

28,333

Inpatient discharges a year

$1.1B

Net patient revenue a year

37

In-network payers

About this hospital

Ascension St. John Hospital is a 586-bed voluntary non-profit - church hospital in Detroit, MI, affiliated with Ascension Health. Below you'll find publicly disclosed negotiated rates and facility details, including 37 in-network payers and 358 disclosed rate categories.

  • Rural referral center
  • Reclassified as rural
  • Disproportionate share hospital
  • 340B participant
  • Helipad
CCN
230165
NPI
1023088168
Website
henryford.com
Health system
Ascension Health
Teaching
Major teaching hospital
County
Wayne County
Metro area
Detroit-Warren-Dearborn, MI MSA
Medicare contractor
Jurisdiction 8, WPS Government Health Administrators (08001)
In Medicare since
1966
Last CMS survey
2009

Prices for common services

The 24 services Ascension St. John Hospital 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

$6,344 - $10,469

from 3 insurers · median $7,178

Blue Cross$10,469
Insurer A*$6,344
Insurer B*$7,178

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

Childbirth · Inpatient

Cesarean delivery, hospital stay

MS-DRG 788

$9,022 - $15,671

from 3 insurers · median $9,894

Blue Cross$15,671
Insurer A*$9,022
Insurer B*$9,894

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

CT imaging

CT abdomen and pelvis with contrast

CPT 74177

$411 - $2,404

from 4 insurers · median $940

Aetna$432
Insurer A*$411
Insurer B*est.$1,448
Insurer C*est.$2,404
Medicare $329Nearby hospitals $76822% above nearby hospitals

Common here, based on CMS Medicare volume

Childbirth · Inpatient

Vaginal birth after prior cesarean, hospital stay

MS-DRG 807

$6,344 - $10,469

from 3 insurers · median $7,178

Blue Cross$10,469
Insurer A*$6,344
Insurer B*$7,178

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

How the insurers pay at Ascension St. John Hospital

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*14
650%
00
Insurer B*19
392%
115
Insurer C*24
127%
134
Insurer D*18
110%
113

How we chose these services: 6 appear in this hospital's own Medicare claims, 14 are common here based on CMS Medicare volume, and 4 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 Ascension St. John Hospital, 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)
AmbetterAmeri HealthAspirus Health PlanAvera Health PlansBanner HealthCareSource (incl Common Ground Health Coop)

More about this hospital

  • Quality

    1 of 5 stars

    • 170 min in the ER before going home (US median 148)
    • Medicare readmissions penalty (-0.34%)
    See quality ratings

  • Doctors and services

    Accredited by The Joint Commission

    • Major teaching hospital
    • 48 services, including trauma care
    • 1,240 affiliated clinicians
    See doctors and services

  • Finances

    $1.1B net patient revenue

    • Operating margin on patient care -0.7%
    • $24.5M unreimbursed and uncompensated care
    • $56.1M net income
    See finances

  • Ownership and leadership

    Owned by Henry Ford Health System

    • Church
    • 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 Ascension St. John Hospital in the in-network rate files they publish, with the organization NPIs billed under each.

Tax ID (EIN)Plans and networks listing itOrganization NPIs
38-1359063(multi-state) Ascension St. John Hospital66Aetna, Cigna, United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health), Allied Benefit Systems, Ambetter and 61 more1023088168 Henry Ford Health St. John Hospital1598896995 Henry Ford Health St. John Hospital1912965088 Henry Ford Health St. John Hospitaland 52 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

22101 Moross Road, Detroit, MI 48236

(313) 343-4000

Get directions

Frequently asked questions

About Ascension St. John Hospital's rates and hospital price transparency.

How much does an MRI cost at Ascension St. John Hospital?

For MRI brain before and after contrast (CPT 70553), published negotiated rates at Ascension St. John Hospital range from $410 to $1,874 across 4 insurers. Aetna's rate is $410. The median at nearby comparable hospitals is $516. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a CT scan cost at Ascension St. John Hospital?

For CT abdomen and pelvis with contrast (CPT 74177), published negotiated rates at Ascension St. John Hospital range from $411 to $2,404 across 4 insurers. Aetna's rate is $432. The median at nearby comparable hospitals is $768. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a colonoscopy cost at Ascension St. John Hospital?

For Colonoscopy with polyp removal (CPT 45385), published negotiated rates at Ascension St. John Hospital range from $568 to $1,272 across 2 insurers. Blue Cross Blue Shield's rate is $1,272. The median at nearby comparable hospitals is $891. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does giving birth cost at Ascension St. John Hospital?

For Vaginal delivery, hospital stay (MS-DRG 807), published negotiated rates at Ascension St. John Hospital range from $6,344 to $10,469 across 3 insurers. Blue Cross Blue Shield's rate is $10,469. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a mammogram cost at Ascension St. John Hospital?

For Screening mammography, bilateral (CPT 77067), published negotiated rates at Ascension St. John Hospital range from $146 to $297 across 4 insurers. Blue Cross Blue Shield's rate is $164. The median at nearby comparable hospitals is $170. What a patient pays depends on their plan's deductible, coinsurance and network status.

What is Ascension St. John Hospital's CMS star rating?

Ascension St. John Hospital has a CMS overall hospital star rating of 1 out of 5 on Medicare Care Compare (CMS data released 2026-08-13). That is the lowest rating, shared by 6% of US hospitals.

Is Ascension St. John Hospital a teaching hospital?

Yes. CMS counts 0.42 Medicare-funded residents per bed at Ascension St. John Hospital for fiscal year 2027, so it is a major teaching hospital.

Does Medicare penalize Ascension St. John Hospital for readmissions?

Yes. Under the Hospital Readmissions Reduction Program, Medicare cuts Ascension St. John Hospital's base inpatient payments by an estimated 0.34% in fiscal year 2027 for more readmissions than expected.

What are the most common Medicare inpatient stays at Ascension St. John Hospital?

In 2024, the most common were septicemia or severe sepsis without mv >96 hours with mcc (342 discharges), heart failure and shock with mcc (202 discharges), miscellaneous disorders of nutrition, metabolism, fluids and electrolytes with mcc (75 discharges).

What is Ascension St. John Hospital's case mix index?

Ascension St. John Hospital's Medicare case mix index is 2.18 for fiscal year 2027, higher than 87% of hospitals paid under the inpatient prospective payment system.

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
  • Refreshed when your contracts change
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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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CodingPricingPayer contractsCompliance
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  • Missing, duplicate and outdated charge lines identified
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