1000 Mineral Point Ave, Janesville, WI, 53547 · (608) 756-6161
Beds
196
FY 2025
Star rating
3 of 5
Patient survey: 3 of 5
Net patient revenue
-$199.3M
FY 2025
Net income
$47.4M
Patient care margin 430.1%
Discharges
5,826
Occupancy 39.4%
Clinicians
475
From the hospital's yearly cost reports (fiscal years as the hospital reports them)
Locations are shown at the center of the ZIP code.
US dollars as reported. Patient care margin = net patient revenue minus operating expenses, before other income such as grants, donations and investments.
| Fiscal year | Net patient revenue | Operating expenses | Patient care margin | Net income | Discharges | Uncompensated care | Medicare days | Medicaid days |
|---|---|---|---|---|---|---|---|---|
| 2025 | -$199.3M | $657.9M | 430.1% | $47.4M | 5,826 | $6.2M | 28.3% | 4.8% |
Official hospital quality measures with the national median across hospitals. For ratios, 1.00 means as many cases as expected.
| Death rate after heart bypass surgery | 4.6% | US median 2.3% |
| Death rate for COPD patients | 8.9% | US median 8.5% |
| Death rate for heart attack patients | 13.3% | US median 11.8% |
| Death rate for heart failure patients | 9.2% | US median 11% |
| Hospital-wide death rate within 30 days | 4.2% | US median 3.9% |
| Death rate for pneumonia patients | 13.9% | US median 15.2% |
| Death rate for stroke patients |
Medicare clinicians who list this hospital, by specialty
Inpatient stays by diagnosis related group (DRG), 2024
Official US government data: hospital records, ownership records, yearly cost reports and quality measures, linked by the hospital's CCN and NPI. Financials are for fiscal years as reported by the hospital.
Medicare clinicians who work here
| 2024 | -$141.9M | $633.7M | 546.6% | $53.4M | 6,034 | $4.7M | 27.6% | 4.4% |
| 2023 | -$130.0M | $589.1M | 553.2% | $33.5M | 5,694 | $5.2M | 29.5% | 4.1% |
| 2022 | $129.9M | $569.5M | -338.4% | $44.0M | 5,708 | $3.9M | 29.8% | 4.6% |
| 2021 | $139.7M | $558.7M | -300.1% | $80.3M | 5,678 | $4.3M | 33.8% | 4.1% |
| 2020 | $565.8M | $548.7M | 3.0% | $47.3M | 6,307 | $5.0M | 35.8% | 5.8% |
| 12.7% |
| US median 11.6% |
| Readmission rate after heart bypass surgery | 10% | US median 10.9% |
| Readmission rate for COPD | 20.6% | US median 19.8% |
| Readmission rate after a heart attack | 14.5% | US median 14.4% |
| Readmission rate for heart failure | 20.3% | US median 21.3% |
| Readmission rate for pneumonia | 17.2% | US median 17.2% |
| Serious complications (patient safety composite) | 1.16 | US median 0.96 |
| C. diff intestinal infections (ratio to expected) | 0.21 | US median 0.28 · better |
| Central line bloodstream infections (ratio to expected) | 0.17 | US median 0.48 · better |
| Surgical site infections after colon surgery (ratio to expected) | 0.54 | US median 0.72 |
| MRSA bloodstream infections (ratio to expected) | 0.58 | US median 0.60 |
| Catheter urinary tract infections (ratio to expected) | 0.22 | US median 0.40 |
| Doctors always communicated well | 81% | US median 79% |
| Nurses always communicated well | 79% | US median 80% |
| Patient survey summary star rating | 3 of 5 | US median 3 of 5 |
| Area around the room always quiet at night | 50% | US median 59% |
| Patients who rated the hospital 9 or 10 out of 10 | 66% | US median 72% |
| Room and bathroom always clean | 73% | US median 73% |
| Patients who would definitely recommend the hospital | 63% | US median 71% |
| Patients who left the emergency department before being seen | 3% | US median 1% |
| Median time in the emergency department before leaving (minutes) | 161 min | US median 148 min |
| Patients prescribed 2 or more opioids or opioids with benzodiazepines at discharge | 16% | US median 15% |
| Patients who got appropriate care for severe sepsis and septic shock | 61% | US median 65% |
| Healthcare workers given the flu vaccine | 66% | US median 79% |
| Stroke patients who got a brain scan within 45 minutes of arrival | 52% | US median 74% |
| 60 |
| $50,312.55 |
| $7,787.17 |
| $9,973.97 |
| DRG 274 PERCUTANEOUS AND OTHER INTRACARDIAC PROCEDURES WITHOUT MCC | 53 | $125,478.68 | $21,198.26 | $24,748.54 |
| DRG 885 PSYCHOSES | 39 | $28,246.38 | $9,046.85 | $11,869.17 |
| DRG 193 SIMPLE PNEUMONIA AND PLEURISY WITH MCC | 33 | $66,593.33 | $8,988.00 | $9,867.73 |
| DRG 177 RESPIRATORY INFECTIONS AND INFLAMMATIONS WITH MCC | 32 | $54,203.56 | $11,124.13 | $12,667.88 |
| DRG 690 KIDNEY AND URINARY TRACT INFECTIONS WITHOUT MCC | 28 | $45,160.96 | $4,717.57 | $5,985.69 |
| DRG 872 SEPTICEMIA OR SEVERE SEPSIS WITHOUT MV >96 HOURS WITHOUT MCC | 28 | $52,829.04 | $6,514.46 | $7,681.44 |
| DRG 392 ESOPHAGITIS, GASTROENTERITIS AND MISCELLANEOUS DIGESTIVE DISORDERS WITHOUT MCC | 26 | $39,180.31 | $4,922.31 | $5,662.18 |
| DRG 378 GASTROINTESTINAL HEMORRHAGE WITH CC | 25 | $37,696.76 | $6,149.40 | $7,294.77 |
| DRG 641 MISCELLANEOUS DISORDERS OF NUTRITION, METABOLISM, FLUIDS AND ELECTROLYTES WITHOUT MCC | 24 | $36,399.33 | $4,501.83 | $5,829.71 |
| DRG 552 MEDICAL BACK PROBLEMS WITHOUT MCC | 24 | $44,914.63 | $5,629.79 | $7,114.44 |
| DRG 322 PERCUTANEOUS CARDIOVASCULAR PROCEDURES WITH INTRALUMINAL DEVICE WITHOUT MCC | 23 | $128,337.65 | $11,371.13 | $12,904.99 |
| DRG 065 INTRACRANIAL HEMORRHAGE OR CEREBRAL INFARCTION WITH CC OR TPA IN 24 HOURS | 23 | $63,220.22 | $6,293.83 | $7,474.08 |
Hospital outpatient services by payment group (APC), 2024
| Service group | Services | Patients | Medicare pays per service | All hospitals |
|---|---|---|---|---|
| APC 5491 Level 1 Intraocular Procedures | 494 | 273 | $1,673.71 | $1,751.67 |
| APC 8011 Comprehensive Observation Services | 269 | 242 | $1,942.49 | $2,090.36 |
| APC 5302 Level 2 Upper GI Procedures | 173 | 159 | $1,386.45 | $1,444.50 |
| APC 5072 Level 2 Excision/ Biopsy/ Incision and Drainage | 157 | 139 | $1,138.58 | $1,219.56 |
| APC 5372 Level 2 Urology and Related Services | 99 | 83 | $481.61 | $502.15 |
| APC 5191 Level 1 Endovascular Procedures | 95 | 95 | $2,111.50 | $2,207.96 |
| APC 5113 Level 3 Musculoskeletal Procedures | 83 | 75 | $2,203.67 | $2,373.24 |
| APC 5373 Level 3 Urology and Related Services | 82 | 71 | $1,460.82 | $1,516.28 |
| APC 5183 Level 3 Vascular Procedures | 64 | 62 | $2,295.50 | $2,405.01 |
| APC 5112 Level 2 Musculoskeletal Procedures | 63 | 59 | $1,152.34 | $1,196.16 |
| APC 5213 Level 3 Electrophysiologic Procedures | 62 | 60 | $19,945.41 | $21,117.37 |
| APC 5073 Level 3 Excision/ Biopsy/ Incision and Drainage | 50 | 48 | $2,021.20 | $2,141.49 |
Reported payments to this teaching hospital
Official US government data on Original Medicare hospital stays and outpatient services; groups with fewer than 11 cases are not published. Payments are those drug and device companies must report.
Mercy Health System Corp is a nonprofit short-term acute care hospital in Janesville, WI with 196 beds, part of Mercyhealth and a 3-star overall rating.
Mercy Health System Corp in Janesville, WI has 196 beds (fiscal year 2025 cost report); 240 beds are certified for Medicare. It discharged 5,826 inpatients that year, with 39.4% of its beds in use on average.
In fiscal year 2025 (ending 2025-06-30), Mercy Health System Corp reported net patient revenue of -$199.3M and operating expenses of $657.9M, a margin on patient care of 430.1%. After other income and expenses its net income was $47.4M (6.7% of revenue), so it made a profit that year.
Mercy Health System Corp is part of Mercyhealth, a health system with 6 hospitals based in Janesville, WI. It is a nonprofit hospital.
Mercy Health System Corp has an overall rating of 3 out of 5 stars in the official hospital quality ratings. Patients rate it 3 out of 5 stars in the patient survey.
Yes, Mercy Health System Corp provides emergency services.
475 Medicare clinicians list Mercy Health System Corp as a hospital they work at, most often in Nurse Practitioner, Family Practice, Emergency Medicine.
In 2024, Mercy Health System Corp had 872 Medicare inpatient stays in 35 diagnosis groups. The most common was DRG 871 (septicemia or severe sepsis without mv >96 hours with mcc) with 81 stays; Medicare paid $12,787.49 per stay on average, compared with $15,524.21 across all hospitals.
In 2025, companies reported $25K in payments to Mercy Health System Corp as a teaching hospital ($9,206 general and $16K for research) from 5 companies.