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Short Term Acute Care HospitalVoluntary Non-Profit - Church

Ssm Health St. Mary S Hospital - Centralia

SSM Health · Centralia, IL

400 North Pleasant Avenue, Centralia, IL 62801(618) 436-8000

3 of 5

CMS star rating

106

Beds

2,295

Inpatient discharges a year

$116.3M

Net patient revenue a year

31

In-network payers

About this hospital

Ssm Health St. Mary S Hospital - Centralia is a 106-bed voluntary non-profit - church hospital in Centralia, IL, affiliated with SSM Health. Below you'll find publicly disclosed negotiated rates and facility details, including 31 in-network payers and 145 disclosed rate categories.

  • Rural referral center
  • Medicare-dependent hospital
  • Disproportionate share hospital
  • Helipad
CCN
140034
NPI
1083617245
Health system
SSM Health
Teaching
No Medicare-funded residents
County
Marion County
Metro area
Centralia, IL MicroSA
Medicare contractor
Jurisdiction 6, National Government Services (06101)
In Medicare since
1966
Last CMS survey
2006

Prices for common services

The 24 services Ssm Health St. Mary S Hospital - Centralia 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.

CT imaging

CT abdomen and pelvis with contrast

CPT 74177

$3,352 - $5,590

from 4 insurers · median $4,913

Aetna$4,819
Insurer A*$3,352
Insurer B*$5,007
Insurer C*$5,590
Medicare $341Nearby hospitals $749556% above nearby hospitals

Common here, based on CMS Medicare volume

Medicine & Surgery

Arthroscopic knee meniscectomy

CPT 29881

$14,912 - $22,388

from 3 insurers · median $19,814

UnitedHealthcare$22,388
Insurer A*$14,912
Insurer B*$19,814
Medicare $3,195Nearby hospitals $6,562202% above nearby hospitals

37 Medicare claims in Level 3 Musculoskeletal Procedures (CMS 2024)

Medicine & Surgery

Laparoscopic cholecystectomy

CPT 47562

$15,604 - $29,381

from 3 insurers · median $19,001

UnitedHealthcare$19,001
Insurer A*$15,604
Insurer B*$29,381
Medicare $5,903Nearby hospitals $7,306160% above nearby hospitals

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

CT imaging

CT of the abdomen and pelvis, without contrast

CPT 74176

$2,149 - $4,662

from 4 insurers · median $3,524

Aetna$4,662
Insurer A*$2,149
Insurer B*$3,501
Insurer C*$3,547
Medicare $233Nearby hospitals $642449% above nearby hospitals

Common here, based on CMS Medicare volume

How the insurers pay at Ssm Health St. Mary S Hospital - Centralia

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*17
1405%
141
Insurer B*24
794%
180
Insurer C*23
639%
174
Insurer D*23
549%
212

How we chose these services: 4 appear in this hospital's own Medicare claims, 17 are common here based on CMS Medicare volume, and 3 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 Ssm Health St. Mary S Hospital - Centralia, 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

    3 of 5 stars

    • 167 min in the ER before going home (US median 148)
    • Medicare readmissions penalty (-0.97%)
    See quality ratings
  • Doctors and services

    Accredited by The Joint Commission

    • No Medicare-funded residents
    • 35 services
    • 300 affiliated clinicians
    See doctors and services
  • Finances

    $116.3M net patient revenue

    • Operating margin on patient care 15.8%
    • $3.4M unreimbursed and uncompensated care
    • $39.7M net income
    See finances
  • Ownership and leadership

    Owned by SSM Health Care Corporation

    • Church
    • Jeremy M Fotheringham, chief executive
    See ownership and leadership

Tax IDs and NPIs insurers list

The employer identification numbers (EINs) health plans and networks list for Ssm Health St. Mary S Hospital - Centralia in the in-network rate files they publish, with the organization NPIs billed under each.

Tax ID (EIN)Plans and networks listing itOrganization NPIs
37-0662580(multi-state) SSM Health St. Marys Hospital-Centralia53Aetna, Cigna, United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health), Allied Benefit Systems, Ambetter and 48 more1083617245 St Mary's Hospital Centralia Illinois1770687196 St. Mary's Hospital Centralia Illinois1629003074 St. Mary's Hospital Centralia Illinoisand 11 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

400 North Pleasant Avenue, Centralia, IL 62801

(618) 436-8000

Get directions

Frequently asked questions

About Ssm Health St. Mary S Hospital - Centralia's rates and hospital price transparency.

How much does an MRI cost at Ssm Health St. Mary S Hospital - Centralia?

For MRI brain before and after contrast (CPT 70553), published negotiated rates at Ssm Health St. Mary S Hospital - Centralia range from $3,352 to $5,590 across 4 insurers. Cigna's rate is $5,007. The median at nearby comparable hospitals is $1,321. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a CT scan cost at Ssm Health St. Mary S Hospital - Centralia?

For CT abdomen and pelvis with contrast (CPT 74177), published negotiated rates at Ssm Health St. Mary S Hospital - Centralia range from $3,352 to $5,590 across 4 insurers. Aetna's rate is $4,819. The median at nearby comparable hospitals is $749. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a colonoscopy cost at Ssm Health St. Mary S Hospital - Centralia?

For Colonoscopy with polyp removal (CPT 45385), published negotiated rates at Ssm Health St. Mary S Hospital - Centralia range from $1,254 to $12,999 across 4 insurers. Blue Cross Blue Shield of Illinois's rate is $9,400. The median at nearby comparable hospitals is $1,941. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a mammogram cost at Ssm Health St. Mary S Hospital - Centralia?

For Screening mammography, bilateral (CPT 77067), published negotiated rates at Ssm Health St. Mary S Hospital - Centralia range from $337 to $423 across 4 insurers. Aetna's rate is $423. The median at nearby comparable hospitals is $210. What a patient pays depends on their plan's deductible, coinsurance and network status.

What is Ssm Health St. Mary S Hospital - Centralia's CMS star rating?

Ssm Health St. Mary S Hospital - Centralia has a CMS overall hospital star rating of 3 out of 5 on Medicare Care Compare (CMS data released 2026-08-13). That is lower than 42% of US hospitals.

Is Ssm Health St. Mary S Hospital - Centralia a teaching hospital?

CMS reports no Medicare-funded interns or residents at Ssm Health St. Mary S Hospital - Centralia for fiscal year 2027.

Does Medicare penalize Ssm Health St. Mary S Hospital - Centralia for readmissions?

Yes. Under the Hospital Readmissions Reduction Program, Medicare cuts Ssm Health St. Mary S Hospital - Centralia's base inpatient payments by an estimated 0.97% in fiscal year 2027 for more readmissions than expected.

What are the most common Medicare inpatient stays at Ssm Health St. Mary S Hospital - Centralia?

In 2024, the most common were septicemia or severe sepsis without mv >96 hours with mcc (181 discharges), simple pneumonia and pleurisy with mcc (68 discharges), heart failure and shock with mcc (53 discharges).

What is Ssm Health St. Mary S Hospital - Centralia's case mix index?

Ssm Health St. Mary S Hospital - Centralia's Medicare case mix index is 1.37 for fiscal year 2027, higher than 15% of hospitals paid under the inpatient prospective payment system.

How many patients does Ssm Health St. Mary S Hospital - Centralia admit?

Ssm Health St. Mary S Hospital - Centralia reported 2,295 inpatient discharges and 7,375 inpatient days from Jan 1, 2025 to Dec 31, 2025.

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.

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
      }
    ]
  }]
}
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  • 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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Get your chargemaster right for billing and payer contracts

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

CodingPricingPayer contractsCompliance
  • CPT, HCPCS, revenue code and modifier errors flagged line by line
  • Missing, duplicate and outdated charge lines identified
  • Charges set below payer allowables caught before lesser-of clauses cut payment
  • Revenue impact of charge changes modeled across percent-of-charge and stop-loss terms
  • Your negotiated rates benchmarked against peer hospitals for the same payers
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