2323 N Lake Dr, Milwaukee, WI, 53211 · (414) 585-1374
Beds
360
FY 2025
Star rating
3 of 5
Patient survey: 3 of 5
Net patient revenue
$542.2M
FY 2025
Net income
-$32.5M
Patient care margin -19.4%
Discharges
12,833
Occupancy 55.3%
Clinicians
843
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 | $542.2M | $647.2M | -19.4% | -$32.5M | 12,833 | $18.4M | 15.9% | 6.9% |
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 | 2.7% | US median 2.3% |
| Death rate for COPD patients | 7.9% | US median 8.5% |
| Death rate for heart attack patients | 12.3% | US median 11.8% |
| Death rate for heart failure patients | 10.4% | US median 11% |
| Hospital-wide death rate within 30 days | 3.1% | US median 3.9% |
| Death rate for pneumonia patients | 13.8% | 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 | $520.8M | $627.9M | -20.6% | -$70.8M | 13,950 | $12.7M | 17.9% | 7.3% |
| 2023 | $524.4M | $588.9M | -12.3% | -$205.4M | 12,098 | $14.8M | 20.7% | 7.9% |
| 2022 | $520.2M | $656.3M | -26.1% | -$101.3M | 11,464 | $13.8M | 20.6% | 7.4% |
| 2021 | $493.0M | $571.6M | -15.9% | -$48.2M | 11,695 | $13.2M | 21.6% | 8.7% |
| 2020 | $454.0M | $550.4M | -21.2% | -$29.7M | 11,994 | $14.1M | 21.0% | 10.6% |
| 9.5% |
| US median 11.6% |
| Readmission rate after heart bypass surgery | 12.2% | US median 10.9% |
| Readmission rate for COPD | 18.6% | US median 19.8% |
| Readmission rate after a heart attack | 15.5% | US median 14.4% |
| Readmission rate for heart failure | 20.7% | US median 21.3% |
| Readmission rate for pneumonia | 16.1% | US median 17.2% |
| Serious complications (patient safety composite) | 0.94 | US median 0.96 |
| C. diff intestinal infections (ratio to expected) | 0.51 | US median 0.28 · better |
| Central line bloodstream infections (ratio to expected) | 0.29 | US median 0.48 · better |
| Surgical site infections after colon surgery (ratio to expected) | 1.17 | US median 0.72 |
| MRSA bloodstream infections (ratio to expected) | 0.34 | US median 0.60 |
| Catheter urinary tract infections (ratio to expected) | 0.40 | US median 0.40 · better |
| Doctors always communicated well | 78% | US median 79% |
| Nurses always communicated well | 75% | US median 80% |
| Patient survey summary star rating | 3 of 5 | US median 3 of 5 |
| Area around the room always quiet at night | 60% | US median 59% |
| Patients who rated the hospital 9 or 10 out of 10 | 63% | US median 72% |
| Room and bathroom always clean | 67% | US median 73% |
| Patients who would definitely recommend the hospital | 62% | US median 71% |
| Median time in the emergency department before leaving (minutes) | 167 min | US median 148 min |
| Patients who got appropriate care for severe sepsis and septic shock | 65% | US median 65% |
| Healthcare workers given the flu vaccine | 85% | US median 79% |
| 61 |
| $47,754.18 |
| $9,584.02 |
| $9,867.73 |
| DRG 177 RESPIRATORY INFECTIONS AND INFLAMMATIONS WITH MCC | 56 | $50,050.96 | $12,214.38 | $12,667.88 |
| DRG 280 ACUTE MYOCARDIAL INFARCTION, DISCHARGED ALIVE WITH MCC | 46 | $52,998.04 | $11,890.33 | $12,400.10 |
| DRG 885 PSYCHOSES | 44 | $33,542.16 | $10,221.77 | $11,869.17 |
| DRG 189 PULMONARY EDEMA AND RESPIRATORY FAILURE | 41 | $54,012.07 | $9,296.41 | $9,973.97 |
| DRG 274 PERCUTANEOUS AND OTHER INTRACARDIAC PROCEDURES WITHOUT MCC | 37 | $122,056.19 | $24,387.27 | $24,748.54 |
| DRG 690 KIDNEY AND URINARY TRACT INFECTIONS WITHOUT MCC | 33 | $31,588.45 | $5,408.55 | $5,985.69 |
| DRG 309 CARDIAC ARRHYTHMIA AND CONDUCTION DISORDERS WITH CC | 31 | $31,363.16 | $5,169.71 | $5,247.13 |
| DRG 640 MISCELLANEOUS DISORDERS OF NUTRITION, METABOLISM, FLUIDS AND ELECTROLYTES WITH MCC | 30 | $46,241.00 | $9,522.20 | $10,642.23 |
| DRG 683 RENAL FAILURE WITH CC | 30 | $31,749.30 | $6,432.13 | $6,629.69 |
| DRG 603 CELLULITIS WITHOUT MCC | 29 | $27,318.76 | $6,321.00 | $6,446.25 |
| DRG 064 INTRACRANIAL HEMORRHAGE OR CEREBRAL INFARCTION WITH MCC | 29 | $81,858.48 | $14,934.07 | $15,695.20 |
| DRG 853 INFECTIOUS AND PARASITIC DISEASES WITH O.R. PROCEDURES WITH MCC | 27 | $189,817.26 | $38,278.56 | $40,556.82 |
Hospital outpatient services by payment group (APC), 2024
| Service group | Services | Patients | Medicare pays per service | All hospitals |
|---|---|---|---|---|
| APC 5491 Level 1 Intraocular Procedures | 367 | 219 | $1,746.57 | $1,751.67 |
| APC 5072 Level 2 Excision/ Biopsy/ Incision and Drainage | 140 | 126 | $1,212.33 | $1,219.56 |
| APC 5302 Level 2 Upper GI Procedures | 113 | 99 | $1,437.07 | $1,444.50 |
| APC 5373 Level 3 Urology and Related Services | 101 | 68 | $1,515.34 | $1,516.28 |
| APC 5374 Level 4 Urology and Related Services | 90 | 68 | $2,582.59 | $2,629.24 |
| APC 5372 Level 2 Urology and Related Services | 82 | 62 | $465.21 | $502.15 |
| APC 5361 Level 1 Laparoscopy and Related Services | 70 | 70 | $4,200.01 | $4,357.80 |
| APC 5213 Level 3 Electrophysiologic Procedures | 69 | 67 | $20,658.41 | $21,117.37 |
| APC 5191 Level 1 Endovascular Procedures | 69 | 69 | $2,203.21 | $2,207.96 |
| APC 8011 Comprehensive Observation Services | 66 | 64 | $2,050.75 | $2,090.36 |
| APC 5183 Level 3 Vascular Procedures | 65 | 61 | $2,350.06 | $2,405.01 |
| APC 5341 Level 1 Abdominal/Peritoneal/Biliary and Related Procedures | 59 | 44 | $2,589.76 | $2,635.67 |
Reported payments to this teaching hospital
| Company | Payments | Amount |
|---|---|---|
| CardioFocus, Inc. | 7 | $6,964 |
| Chiesi USA, Inc. | 1 | $120 |
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.
Ascension Columbia St Marys Hospital Milwaukee is a nonprofit short-term acute care hospital in Milwaukee, WI with 360 beds, part of Ascension and a 3-star overall rating.
Ascension Columbia St Marys Hospital Milwaukee in Milwaukee, WI has 360 beds (fiscal year 2025 cost report); 422 beds are certified for Medicare. It discharged 12,833 inpatients that year, with 55.3% of its beds in use on average.
In fiscal year 2025 (ending 2025-06-30), Ascension Columbia St Marys Hospital Milwaukee reported net patient revenue of $542.2M and operating expenses of $647.2M, a margin on patient care of -19.4%. After other income and expenses its net income was -$32.5M (-5.3% of revenue), so it lost money that year.
Ascension Columbia St Marys Hospital Milwaukee is part of Ascension, a health system with 58 hospitals based in Indianapolis, IN. It is a nonprofit hospital.
Ascension Columbia St Marys Hospital Milwaukee 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, Ascension Columbia St Marys Hospital Milwaukee provides emergency services.
843 Medicare clinicians list Ascension Columbia St Marys Hospital Milwaukee as a hospital they work at, most often in Physician Assistant, Internal Medicine, Nurse Practitioner.
In 2024, Ascension Columbia St Marys Hospital Milwaukee had 1,226 Medicare inpatient stays in 48 diagnosis groups. The most common was DRG 871 (septicemia or severe sepsis without mv >96 hours with mcc) with 124 stays; Medicare paid $14,525.71 per stay on average, compared with $15,524.21 across all hospitals.
In 2025, companies reported $7,084 in payments to Ascension Columbia St Marys Hospital Milwaukee as a teaching hospital (- general and $7,084 for research) from 2 companies.