791 E Summit Ave, Oconomowoc, WI, 53066 · (262) 569-9400
Beds
63
FY 2025
Star rating
5 of 5
Patient survey: 4 of 5
Net patient revenue
$126.8M
FY 2025
Net income
$2.5M
Patient care margin -1.2%
Discharges
3,167
Occupancy 46.3%
Clinicians
462
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 | $126.8M | $128.3M | -1.2% | $2.5M | 3,167 | $942K | 26.7% | 1.4% |
Official hospital quality measures with the national median across hospitals. For ratios, 1.00 means as many cases as expected.
| Death rate for COPD patients | 7.6% | US median 8.5% |
| Death rate for heart attack patients | 11.6% | US median 11.8% |
| Death rate for heart failure patients | 11.7% | US median 11% |
| Hospital-wide death rate within 30 days | 4.5% | US median 3.9% |
| Death rate for pneumonia patients | 13.2% | US median 15.2% |
| Death rate for stroke patients | 13.9% | US median 11.6% |
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 | $130.7M | $125.1M | 4.3% | $21.7M | 2,881 | $971K | 26.6% | 2.2% |
| 2023 | $125.0M | $125.9M | -0.7% | $2.5M | 2,736 | $969K | 28.9% | 2.4% |
| 2022 | $125.1M | $122.6M | 2.0% | $6.3M | 2,807 | $973K | 30.0% | 1.8% |
| 2021 | $123.7M | $115.0M | 7.0% | $17.4M | 2,901 | $917K | 32.6% | 2.6% |
| 2020 | $103.0M | $106.0M | -2.9% | -$10.5M | 2,944 | $921K | 33.2% | 1.8% |
| Readmission rate for COPD | 19.7% | US median 19.8% |
| Readmission rate after a heart attack | 14.2% | US median 14.4% |
| Readmission rate for heart failure | 21.5% | US median 21.3% |
| Readmission rate after hip or knee replacement | 5.3% | US median 5.8% |
| Readmission rate for pneumonia | 17.4% | US median 17.2% |
| Complications after hip or knee replacement | 3.8% | US median 4.1% |
| Serious complications (patient safety composite) | 0.88 | US median 0.96 |
| C. diff intestinal infections (ratio to expected) | 0.45 | US median 0.28 |
| Doctors always communicated well | 79% | US median 79% |
| Nurses always communicated well | 81% | US median 80% |
| Patient survey summary star rating | 4 of 5 | US median 3 of 5 |
| Area around the room always quiet at night | 68% | US median 59% |
| Patients who rated the hospital 9 or 10 out of 10 | 76% | US median 72% |
| Room and bathroom always clean | 68% | US median 73% |
| Patients who would definitely recommend the hospital | 76% | US median 71% |
| Patients who left the emergency department before being seen | 0% | US median 1% |
| Median time in the emergency department before leaving (minutes) | 136 min | US median 148 min |
| Patients prescribed 2 or more opioids or opioids with benzodiazepines at discharge | 13% | US median 15% |
| Patients who got appropriate care for severe sepsis and septic shock | 80% | US median 65% |
| Healthcare workers given the flu vaccine | 98% | US median 79% |
| 29 |
| $73,270.72 |
| $11,291.97 |
| $14,289.25 |
| DRG 194 SIMPLE PNEUMONIA AND PLEURISY WITH CC | 24 | $24,785.71 | $4,040.08 | $5,880.23 |
| DRG 392 ESOPHAGITIS, GASTROENTERITIS AND MISCELLANEOUS DIGESTIVE DISORDERS WITHOUT MCC | 20 | $27,954.95 | $3,906.45 | $5,662.18 |
| DRG 690 KIDNEY AND URINARY TRACT INFECTIONS WITHOUT MCC | 19 | $23,238.63 | $4,150.00 | $5,985.69 |
| DRG 177 RESPIRATORY INFECTIONS AND INFLAMMATIONS WITH MCC | 17 | $36,359.76 | $8,686.18 | $12,667.88 |
| DRG 468 REVISION OF HIP OR KNEE REPLACEMENT WITHOUT CC/MCC | 16 | $118,876.88 | $18,476.50 | $19,721.95 |
| DRG 481 HIP AND FEMUR PROCEDURES EXCEPT MAJOR JOINT WITH CC | 16 | $83,663.63 | $11,890.44 | $15,801.33 |
| DRG 872 SEPTICEMIA OR SEVERE SEPSIS WITHOUT MV >96 HOURS WITHOUT MCC | 16 | $31,915.38 | $5,516.06 | $7,681.44 |
| DRG 483 MAJOR JOINT OR LIMB REATTACHMENT PROCEDURES OF UPPER EXTREMITIES | 15 | $93,638.93 | $14,150.33 | $19,439.49 |
| DRG 193 SIMPLE PNEUMONIA AND PLEURISY WITH MCC | 14 | $32,497.64 | $7,627.29 | $9,867.73 |
| DRG 309 CARDIAC ARRHYTHMIA AND CONDUCTION DISORDERS WITH CC | 14 | $22,456.64 | $3,844.14 | $5,247.13 |
| DRG 378 GASTROINTESTINAL HEMORRHAGE WITH CC | 12 | $33,476.33 | $5,141.25 | $7,294.77 |
| DRG 603 CELLULITIS WITHOUT MCC | 11 | $21,955.64 | $4,131.82 | $6,446.25 |
Hospital outpatient services by payment group (APC), 2024
| Service group | Services | Patients | Medicare pays per service | All hospitals |
|---|---|---|---|---|
| APC 5115 Level 5 Musculoskeletal Procedures | 403 | 386 | $10,289.79 | $10,771.69 |
| APC 8011 Comprehensive Observation Services | 233 | 205 | $1,936.64 | $2,090.36 |
| APC 5372 Level 2 Urology and Related Services | 118 | 81 | $489.41 | $502.15 |
| APC 5116 Level 6 Musculoskeletal Procedures | 51 | 51 | $15,308.99 | $15,762.73 |
| APC 5373 Level 3 Urology and Related Services | 50 | 40 | $1,476.99 | $1,516.28 |
| APC 5431 Level 1 Nerve Procedures | 34 | 25 | $1,399.21 | $1,406.61 |
| APC 5374 Level 4 Urology and Related Services | 30 | 25 | $2,528.81 | $2,629.24 |
| APC 5072 Level 2 Excision/ Biopsy/ Incision and Drainage | 23 | 21 | $1,172.06 | $1,219.56 |
| APC 5183 Level 3 Vascular Procedures | 20 | 17 | $2,313.57 | $2,405.01 |
| APC 5114 Level 4 Musculoskeletal Procedures | 16 | 16 | $5,192.66 | $5,338.75 |
| APC 5375 Level 5 Urology and Related Services | 16 | 15 | $3,755.72 | $3,917.51 |
| APC 5113 Level 3 Musculoskeletal Procedures | 13 | 13 | $2,168.68 | $2,373.24 |
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.
Oconomowoc Memorial Hospital is a nonprofit short-term acute care hospital in Oconomowoc, WI with 63 beds, part of Prohealth Care and a 5-star overall rating.
Oconomowoc Memorial Hospital in Oconomowoc, WI has 63 beds (fiscal year 2025 cost report); 156 beds are certified for Medicare. It discharged 3,167 inpatients that year, with 46.3% of its beds in use on average.
In fiscal year 2025 (ending 2025-09-30), Oconomowoc Memorial Hospital reported net patient revenue of $126.8M and operating expenses of $128.3M, a margin on patient care of -1.2%. After other income and expenses its net income was $2.5M (1.9% of revenue), so it made a profit that year.
Oconomowoc Memorial Hospital is part of Prohealth Care, a health system with 2 hospitals based in Waukesha, WI. It is a nonprofit hospital.
Oconomowoc Memorial Hospital has an overall rating of 5 out of 5 stars in the official hospital quality ratings. Patients rate it 4 out of 5 stars in the patient survey.
Yes, Oconomowoc Memorial Hospital provides emergency services.
462 Medicare clinicians list Oconomowoc Memorial Hospital as a hospital they work at, most often in Nurse Practitioner, Family Practice, Internal Medicine.
In 2024, Oconomowoc Memorial Hospital had 364 Medicare inpatient stays in 17 diagnosis groups. The most common was DRG 871 (septicemia or severe sepsis without mv >96 hours with mcc) with 63 stays; Medicare paid $10,809.62 per stay on average, compared with $15,524.21 across all hospitals.