Mercy Walworth Hospital & Medical Center is a nonprofit critical access hospital in Lake Geneva, Wisconsin. Its CMS Certification Number (CCN) is 521357 and its NPI is 1699728550.
CMS Certification Number
National Provider Identifier
Billing entity in payer files
Lake Geneva, WI
Negotiated rates
In-network rates for clinicians billing at this hospital, from each insurer's price transparency files. Median rate, with the range when more than one contract applies.
| Service | Code | Physician rate | vs. Wisconsin hospitals |
|---|---|---|---|
| Emergency room visit, high severity | 99285 | $235$164–$306 · 2 rates | 20th percentile · state median $365, mean $349 |
| CT scan, abdomen and pelvis, with contrast | 74177 | $343$295–$390 · 6 rates | 9th percentile · state median $652, mean $885 |
| MRI, brain, with and without contrast | 70553 | $647$329–$965 · 6 rates | 37th percentile · state median $844, mean $1,239 |
| Colonoscopy, diagnostic | 45378 | $308$178–$525 · 6 rates | 3rd percentile · state median $782, mean $967 |
See UnitedHealthcare rates for every billing code at Mercy Walworth Hospital & Medical Center
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Every billing code
CPT, HCPCS, MS-DRG and revenue codes, not just the four shown here.
Institutional rates
What each insurer pays the hospital itself, its facility fees.
Professional rates
What insurers pay physicians and clinicians billing here.
Inpatient and outpatient
Per-stay rates for admissions and per-visit rates for outpatient care.
The table above shows physician rates: what the insurer pays clinicians for the service. Facility rates are in the full data. Source: insurer Transparency in Coverage files.
From the hospital's Medicare enrollment record.
From CMS Care Compare. Each measure is compared with the national rate.
CMS overall rating
3 out of 5 stars
0 better4 no different0 worsethan national
0 better2 no different0 worsethan national
1 better4 no different1 worsethan national
Same legal entity in Medicare, or billing insurers under the same tax ID.
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Franklin, WI
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Elkhorn, WI
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Burlington, WI
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Kenosha, WI
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Kenosha, WI
Froedtert Community Hospital
New Berlin, WI
Compare negotiated rates from UHC, Aetna, Cigna and BCBS with the rest of the market, down to the TIN.
Quick answers about Mercy Walworth Hospital & Medical Center.
Mercy Walworth Hospital & Medical Center's CMS Certification Number (CCN) is 521357. Medicare uses the CCN to identify the hospital in cost reports, quality reporting and claims.
Mercy Walworth Hospital & Medical Center bills under National Provider Identifier (NPI) 1699728550.
Mercy Walworth Hospital & Medical Center bills insurers under tax ID (EIN) 39-0816848, held by MERCY HEALTH SYSTEM CORPORATION. Insurers publish negotiated rates by tax ID, so this is the number to look up in price transparency files.
Mercy Walworth Hospital & Medical Center is enrolled in Medicare as a critical access hospital with nonprofit ownership. Its legal business name is Mercy Health System Corporation.
Mercy Walworth Hospital & Medical Center is at N2950 State Road 67, Lake Geneva, WI 53147.
Mercy Walworth Hospital & Medical Center has a CMS overall star rating of 3 out of 5. CMS bases the rating on mortality, safety, readmission, patient experience and timely care measures.
Yes. Mercy Walworth Hospital & Medical Center reports emergency services to CMS.
Enrollment records show how a hospital is registered with Medicare; confirm services and coverage with the hospital directly.