PayerPrice
Data Platform
Who We Serve
Use Cases
More
Check Local Rates
Short Term Acute Care HospitalVoluntary Non-Profit - Private

St. Mary Medical Center Inc.

Community Foundation of Northwest Indiana · Hobart, IN

1500 South Lake Park Avenue, Hobart, IN 46342(219) 942-0551

3 of 5

CMS star rating

200

Beds

8,548

Inpatient discharges a year

$360.4M

Net patient revenue a year

39

In-network payers

About this hospital

St. Mary Medical Center Inc. is a 200-bed voluntary non-profit - private hospital in Hobart, IN, affiliated with Community Foundation of Northwest Indiana. Below you'll find publicly disclosed negotiated rates and facility details, including 39 in-network payers and 349 disclosed rate categories.

  • Disproportionate share hospital
  • ACO participant
  • Helipad
CCN
150034
NPI
1558463745
Health system
Community Foundation of Northwest Indiana
Teaching
No Medicare-funded residents
County
Lake County
Metro area
Chicago-Naperville-Elgin, IL-IN MSA
Medicare contractor
Jurisdiction 8, WPS Government Health Administrators (08001)
In Medicare since
1966
Last CMS survey
2006

Prices for common services

The 24 services St. Mary Medical Center Inc. 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.

Gynecology

Hysteroscopy with sampling of the uterine lining

CPT 58558

$1,116 - $32,998

from 2 insurers · median $17,057

Blue Cross$32,998
Insurer A*$1,116
Medicare $3,211Nearby hospitals $6,232174% above nearby hospitals

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

Childbirth · Inpatient

Vaginal delivery, hospital stay

MS-DRG 807

$8,093 - $13,079

from 4 insurers · median $10,362

UnitedHealthcare$8,093
Insurer A*$9,471
Insurer B*$11,253
Insurer C*$13,079

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

Major lower-extremity joint replacement without MCC

MS-DRG 470

$24,823 - $41,679

from 4 insurers · median $31,376

Blue Cross$34,074
Insurer A*$24,823
Insurer B*$28,679
Insurer C*$41,679
Medicare $10,460Nearby hospitals $25,99321% above nearby hospitals

101 Medicare discharges for this DRG in CMS hospital data

Childbirth · Inpatient

Cesarean delivery, hospital stay

MS-DRG 788

$11,111 - $18,488

from 4 insurers · median $13,474

UnitedHealthcare$12,258
Insurer A*$11,111
Insurer B*$14,690
Insurer C*$18,488

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

How the insurers pay at St. Mary Medical Center Inc.

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*23
405%
145
Insurer B*18
332%
75
Insurer C*15
256%
46
Insurer D*20
60%
215

How we chose these services: 6 appear in this hospital's own Medicare claims, 12 are common here based on CMS Medicare volume, and 6 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 St. Mary Medical Center Inc., 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 HealthCentene

More about this hospital

  • Quality

    3 of 5 stars

    • 156 min in the ER before going home (US median 148)
    • Medicare readmissions penalty (-0.46%)
    See quality ratings
  • Doctors and services

    Accredited by The Joint Commission

    • No Medicare-funded residents
    • 37 services
    • 913 affiliated clinicians
    See doctors and services
  • Finances

    $360.4M net patient revenue

    • Operating margin on patient care 8.5%
    • $24.1M unreimbursed and uncompensated care
    • $34.5M net income
    See finances
  • Ownership and leadership

    Owned by Community Foundation of Northwest Indiana, Inc

    • Private (not for profit)
    • Janice L Ryba, chief executive
    See ownership and leadership

Tax IDs and NPIs insurers list

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

Tax ID (EIN)Plans and networks listing itOrganization NPIs
35-2007327St Mary Medical Center54Aetna, Cigna, United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health), Allied Benefit Systems, Ambetter and 49 more1558463745 St Mary Medical Center Inc1184726390 St Mary Medical Center Inc1962504175 St Mary Medical Center Incand 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

1500 South Lake Park Avenue, Hobart, IN 46342

(219) 942-0551

Get directions

Frequently asked questions

About St. Mary Medical Center Inc.'s rates and hospital price transparency.

How much does a CT scan cost at St. Mary Medical Center Inc.?

For CT abdomen and pelvis with contrast (CPT 74177), published negotiated rates at St. Mary Medical Center Inc. range from $214 to $809 across 4 insurers. Cigna's rate is $214. The median at nearby comparable hospitals is $966. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a colonoscopy cost at St. Mary Medical Center Inc.?

For Colonoscopy with polyp removal (CPT 45385), published negotiated rates at St. Mary Medical Center Inc. range from $526 to $5,355 across 3 insurers. Aetna's rate is $526. The median at nearby comparable hospitals is $3,578. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does giving birth cost at St. Mary Medical Center Inc.?

For Vaginal delivery, hospital stay (MS-DRG 807), published negotiated rates at St. Mary Medical Center Inc. range from $8,093 to $13,079 across 4 insurers. UnitedHealthcare's rate is $8,093. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a mammogram cost at St. Mary Medical Center Inc.?

For Screening mammography, bilateral (CPT 77067), published negotiated rates at St. Mary Medical Center Inc. range from $204 to $290 across 4 insurers. UnitedHealthcare's rate is $290. The median at nearby comparable hospitals is $237. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does hip or knee replacement cost at St. Mary Medical Center Inc.?

For Major lower-extremity joint replacement without MCC (MS-DRG 470), published negotiated rates at St. Mary Medical Center Inc. range from $24,823 to $41,679 across 4 insurers. Blue Cross Blue Shield's rate is $34,074. The median at nearby comparable hospitals is $25,993. What a patient pays depends on their plan's deductible, coinsurance and network status.

What is St. Mary Medical Center Inc.'s CMS star rating?

St. Mary Medical Center Inc. 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 St. Mary Medical Center Inc. a teaching hospital?

CMS reports no Medicare-funded interns or residents at St. Mary Medical Center Inc. for fiscal year 2027.

Does Medicare penalize St. Mary Medical Center Inc. for readmissions?

Yes. Under the Hospital Readmissions Reduction Program, Medicare cuts St. Mary Medical Center Inc.'s base inpatient payments by an estimated 0.46% in fiscal year 2027 for more readmissions than expected.

What are the most common Medicare inpatient stays at St. Mary Medical Center Inc.?

In 2024, the most common were heart failure and shock with mcc (173 discharges), respiratory infections and inflammations with mcc (129 discharges), septicemia or severe sepsis without mv >96 hours with mcc (116 discharges).

What is St. Mary Medical Center Inc.'s case mix index?

St. Mary Medical Center Inc.'s Medicare case mix index is 1.71 for fiscal year 2027, higher than 53% 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.

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
Talk to us about your MRF
Chargemaster analysis

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
Talk to us about your chargemaster