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Short Term Acute Care HospitalVoluntary Non-Profit - Private

Corewell Health Butterworth

Corewell Health · Grand Rapids, MI

100 Michigan Street Ne, Grand Rapids, MI 49503(616) 391-1774

4 of 5

CMS star rating

1,302

Beds

60,175

Inpatient discharges a year

$3.4B

Net patient revenue a year

26

In-network payers

About this hospital

Corewell Health Butterworth is a 1302-bed voluntary non-profit - private hospital in Grand Rapids, MI, affiliated with Corewell Health. Below you'll find publicly disclosed negotiated rates and facility details, including 26 in-network payers and 267 disclosed rate categories.

  • Rural referral center
  • Reclassified as rural
  • Disproportionate share hospital
  • 340B participant
  • ACO participant
  • Helipad
CCN
230038
NPI
1922090554
Website
spectrumhealth.org
Health system
Corewell Health
Teaching
Major teaching hospital
County
Kent County
Metro area
Grand Rapids-Wyoming-Kentwood, MI MSA
Medicare contractor
Jurisdiction 6, National Government Services (06001)
In Medicare since
1966
Last CMS survey
2018

Prices for common services

The 24 services Corewell Health Butterworth 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

$15,263 - $16,150

from 2 insurers · median $15,707

Cigna$16,150
Insurer A*$15,263

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

$8,077 - $25,854

from 2 insurers · median $16,966

Cigna$8,077
Insurer A*$25,854

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

$385 - $2,243

from 3 insurers · median $1,947

Aetna$1,947
Insurer A*$385
Insurer B*est.$2,243
Medicare $314Nearby hospitals $922111% above nearby hospitals

Common here, based on CMS Medicare volume

Medicine & Surgery · Inpatient

Spinal fusion except cervical without MCC

MS-DRG 460

$121,728

negotiated rate

Blue Cross$121,728
Medicare $25,559Nearby hospitals $68,39678% above nearby hospitals

94 Medicare discharges for this DRG in CMS hospital data

How the insurers pay at Corewell Health Butterworth

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*15
594%
141
Insurer B*18
409%
77
Insurer C*24
107%
317
Insurer D*4
-
01

How we chose these services: 6 appear in this hospital's own Medicare claims, 15 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 Corewell Health Butterworth, 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)
AmbetterAspirus Health PlanAvera Health PlansBanner HealthCenteneEMI Health

More about this hospital

  • Quality

    4 of 5 stars

    • 170 min in the ER before going home (US median 148)
    • Medicare readmissions penalty (-0.02%)
    See quality ratings

  • Doctors and services

    Accredited by The Joint Commission

    • Major teaching hospital
    • 49 services, including trauma & transplant care
    • 3,414 affiliated clinicians
    See doctors and services

  • Finances

    $3.4B net patient revenue

    • Operating margin on patient care 12.9%
    • $43.3M unreimbursed and uncompensated care
    • $536.3M net income
    See finances

  • Ownership and leadership

    Owned by Corewell Health

    • Private (not for profit)
    • 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 Corewell Health Butterworth in the in-network rate files they publish, with the organization NPIs billed under each.

Tax ID (EIN)Plans and networks listing itOrganization NPIs
38-1360529Spectrum Health Hospitals62Aetna, Cigna, United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health), Allied Benefit Systems, Ambetter and 57 more1922090554 Spectrum Health Hospitals1952409815 Spectrum Health Hospitals1558407189 Spectrum Health Hospitalsand 97 more
38-1358164(multi-state) Spectrum Health Primary Care Partners20Aetna, Aspirus Health Plan, Banner Health, Dean Health Plan, Denver Health Medical Plan and 15 more1235188673 Spectrum Health Primary Care Partners1821422007 Spectrum Health Primary Care Partners1124365671 Spectrum Health Primary Care Partnersand 127 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

100 Michigan Street Ne, Grand Rapids, MI 49503

(616) 391-1774

Get directions

Frequently asked questions

About Corewell Health Butterworth's rates and hospital price transparency.

How much does an MRI cost at Corewell Health Butterworth?

For MRI brain before and after contrast (CPT 70553), published negotiated rates at Corewell Health Butterworth range from $381 to $2,476 across 3 insurers. Aetna's rate is $2,233. The median at nearby comparable hospitals is $841. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a CT scan cost at Corewell Health Butterworth?

For CT abdomen and pelvis with contrast (CPT 74177), published negotiated rates at Corewell Health Butterworth range from $385 to $2,243 across 3 insurers. Aetna's rate is $1,947. The median at nearby comparable hospitals is $922. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does giving birth cost at Corewell Health Butterworth?

For Vaginal delivery, hospital stay (MS-DRG 807), published negotiated rates at Corewell Health Butterworth range from $15,263 to $16,150 across 2 insurers. Cigna's rate is $16,150. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does a mammogram cost at Corewell Health Butterworth?

For Screening mammography, bilateral (CPT 77067), published negotiated rates at Corewell Health Butterworth range from $153 to $334 across 3 insurers. UnitedHealthcare's rate is $334. The median at nearby comparable hospitals is $250. What a patient pays depends on their plan's deductible, coinsurance and network status.

How much does hip or knee replacement cost at Corewell Health Butterworth?

For Major lower-extremity joint replacement without MCC (MS-DRG 470), published negotiated rates at Corewell Health Butterworth range from $16,150 to $64,809 across 2 insurers. Blue Cross Blue Shield's rate is $64,809. The median at nearby comparable hospitals is $38,913. What a patient pays depends on their plan's deductible, coinsurance and network status.

What is Corewell Health Butterworth's CMS star rating?

Corewell Health Butterworth has a CMS overall hospital star rating of 4 out of 5 on Medicare Care Compare (CMS data released 2026-08-13). That is higher than 58% of US hospitals.

Is Corewell Health Butterworth a teaching hospital?

Yes. CMS counts 0.33 Medicare-funded residents per bed at Corewell Health Butterworth for fiscal year 2027, so it is a major teaching hospital.

Does Medicare penalize Corewell Health Butterworth for readmissions?

Yes. Under the Hospital Readmissions Reduction Program, Medicare cuts Corewell Health Butterworth's base inpatient payments by an estimated 0.02% in fiscal year 2027 for more readmissions than expected.

What are the most common Medicare inpatient stays at Corewell Health Butterworth?

In 2024, the most common were septicemia or severe sepsis without mv >96 hours with mcc (559 discharges), heart failure and shock with mcc (275 discharges), pulmonary edema and respiratory failure (187 discharges).

What is Corewell Health Butterworth's case mix index?

Corewell Health Butterworth's Medicare case mix index is 2.32 for fiscal year 2027, higher than 90% 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
      }
    ]
  }]
}
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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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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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