3421 West Ninth Street, Waterloo, IA, 50702 · (319) 272-8000
Beds
137
FY 2025
Star rating
4 of 5
Patient survey: 3 of 5
Net patient revenue
$371.1M
FY 2025
Net income
$34.1M
Patient care margin -4.9%
Discharges
6,820
Occupancy 60.5%
Clinicians
450
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 | $371.1M | $389.3M | -4.9% | $34.1M | 6,820 | $13.8M | 19.8% | 13.1% |
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 | 9.4% | US median 8.5% |
| Death rate for heart attack patients | 11.5% | US median 11.8% |
| Death rate for heart failure patients | 8.5% | US median 11% |
| Hospital-wide death rate within 30 days | 4.4% | US median 3.9% |
| Death rate for pneumonia patients | 19.4% | US median 15.2% |
| Death rate for stroke patients | 10.2% | 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 | $350.5M | $400.8M | -14.3% | -$56.2M | 6,838 | $6.5M | 22.5% | 7.0% |
| 2023 | $283.3M | $297.7M | -5.1% | -$7.7M | 4,858 | $6.6M | 24.5% | 1.8% |
| 2022 | $284.3M | $305.1M | -7.3% | -$17.0M | 4,775 | $7.5M | 24.1% | 12.6% |
| 2021 | $281.1M | $279.8M | 0.5% | $12.0M | 4,775 | $6.6M | 28.3% | 8.0% |
| 2020 | $285.8M | $267.1M | 6.5% | $10.4M | 4,601 | $5.7M | 25.8% | 2.9% |
| Readmission rate for COPD | 19.1% | US median 19.8% |
| Readmission rate after a heart attack | 13.9% | US median 14.4% |
| Readmission rate for heart failure | 18.7% | US median 21.3% |
| Readmission rate after hip or knee replacement | 5% | US median 5.8% |
| Readmission rate for pneumonia | 15.2% | US median 17.2% |
| Complications after hip or knee replacement | 4% | US median 4.1% |
| Serious complications (patient safety composite) | 0.98 | US median 0.96 |
| C. diff intestinal infections (ratio to expected) | 0.52 | US median 0.28 · better |
| Central line bloodstream infections (ratio to expected) | 1.01 | US median 0.48 |
| Surgical site infections after colon surgery (ratio to expected) | 0.79 | US median 0.72 |
| MRSA bloodstream infections (ratio to expected) | 0.45 | US median 0.60 |
| Catheter urinary tract infections (ratio to expected) | 0.21 | US median 0.40 |
| Doctors always communicated well | 75% | 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 | 58% | US median 59% |
| Patients who rated the hospital 9 or 10 out of 10 | 66% | US median 72% |
| Room and bathroom always clean | 70% | US median 73% |
| Patients who would definitely recommend the hospital | 65% | US median 71% |
| Patients who left the emergency department before being seen | 10% | US median 1% |
| Median time in the emergency department before leaving (minutes) | 223 min | US median 148 min |
| Patients prescribed 2 or more opioids or opioids with benzodiazepines at discharge | 12% | US median 15% |
| Patients who got appropriate care for severe sepsis and septic shock | 57% | US median 65% |
| Healthcare workers given the flu vaccine | 78% | US median 79% |
| Stroke patients who got a brain scan within 45 minutes of arrival | 50% | US median 74% |
| 55 |
| $78,593.95 |
| $12,346.84 |
| $14,289.25 |
| DRG 291 HEART FAILURE AND SHOCK WITH MCC | 41 | $29,857.41 | $8,511.85 | $10,022.34 |
| DRG 322 PERCUTANEOUS CARDIOVASCULAR PROCEDURES WITH INTRALUMINAL DEVICE WITHOUT MCC | 35 | $79,277.60 | $11,690.03 | $12,904.99 |
| DRG 897 ALCOHOL, DRUG ABUSE OR DEPENDENCE WITHOUT REHABILITATION THERAPY WITHOUT MCC | 27 | $22,896.00 | $5,649.81 | $7,306.07 |
| DRG 872 SEPTICEMIA OR SEVERE SEPSIS WITHOUT MV >96 HOURS WITHOUT MCC | 26 | $27,691.46 | $6,419.58 | $7,681.44 |
| DRG 190 CHRONIC OBSTRUCTIVE PULMONARY DISEASE WITH MCC | 24 | $32,882.42 | $6,989.71 | $8,466.56 |
| DRG 392 ESOPHAGITIS, GASTROENTERITIS AND MISCELLANEOUS DIGESTIVE DISORDERS WITHOUT MCC | 23 | $25,174.61 | $5,055.70 | $5,662.18 |
| DRG 378 GASTROINTESTINAL HEMORRHAGE WITH CC | 23 | $32,834.09 | $5,934.48 | $7,294.77 |
| DRG 481 HIP AND FEMUR PROCEDURES EXCEPT MAJOR JOINT WITH CC | 22 | $76,286.45 | $13,147.45 | $15,801.33 |
| DRG 309 CARDIAC ARRHYTHMIA AND CONDUCTION DISORDERS WITH CC | 21 | $17,179.05 | $4,519.86 | $5,247.13 |
| DRG 321 PERCUTANEOUS CARDIOVASCULAR PROCEDURES WITH INTRALUMINAL DEVICE WITH MCC OR 4+ ARTERIES/ | 19 | $98,481.42 | $18,102.95 | $22,190.93 |
| DRG 698 OTHER KIDNEY AND URINARY TRACT DIAGNOSES WITH MCC | 18 | $38,729.78 | $10,408.33 | $13,076.55 |
| DRG 193 SIMPLE PNEUMONIA AND PLEURISY WITH MCC | 18 | $33,067.06 | $8,756.67 | $9,867.73 |
Hospital outpatient services by payment group (APC), 2024
| Service group | Services | Patients | Medicare pays per service | All hospitals |
|---|---|---|---|---|
| APC 5191 Level 1 Endovascular Procedures | 196 | 196 | $1,982.53 | $2,207.96 |
| APC 5372 Level 2 Urology and Related Services | 137 | 105 | $455.83 | $502.15 |
| APC 5072 Level 2 Excision/ Biopsy/ Incision and Drainage | 122 | 112 | $1,103.27 | $1,219.56 |
| APC 5431 Level 1 Nerve Procedures | 114 | 100 | $1,304.00 | $1,406.61 |
| APC 8011 Comprehensive Observation Services | 114 | 106 | $1,832.82 | $2,090.36 |
| APC 5193 Level 3 Endovascular Procedures | 109 | 99 | $7,697.34 | $8,873.86 |
| APC 5302 Level 2 Upper GI Procedures | 89 | 84 | $1,294.78 | $1,444.50 |
| APC 5112 Level 2 Musculoskeletal Procedures | 83 | 69 | $1,053.85 | $1,196.16 |
| APC 5491 Level 1 Intraocular Procedures | 75 | 47 | $1,585.42 | $1,751.67 |
| APC 5113 Level 3 Musculoskeletal Procedures | 69 | 68 | $2,206.08 | $2,373.24 |
| APC 5192 Level 2 Endovascular Procedures | 61 | 57 | $3,893.54 | $4,338.16 |
| APC 5114 Level 4 Musculoskeletal Procedures | 60 | 58 | $4,713.34 | $5,338.75 |
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.
Mercyone Waterloo Medical Center is a nonprofit short-term acute care hospital in Waterloo, IA with 137 beds, part of Trinity Health and a 4-star overall rating.
Mercyone Waterloo Medical Center in Waterloo, IA has 137 beds (fiscal year 2025 cost report); 423 beds are certified for Medicare. It discharged 6,820 inpatients that year, with 60.5% of its beds in use on average.
In fiscal year 2025 (ending 2025-06-30), Mercyone Waterloo Medical Center reported net patient revenue of $371.1M and operating expenses of $389.3M, a margin on patient care of -4.9%. After other income and expenses its net income was $34.1M (8.1% of revenue), so it made a profit that year.
Mercyone Waterloo Medical Center is part of Trinity Health, a health system with 62 hospitals based in Livonia, MI. It is a nonprofit hospital.
Mercyone Waterloo Medical Center has an overall rating of 4 out of 5 stars in the official hospital quality ratings. Patients rate it 3 out of 5 stars in the patient survey.
Yes, Mercyone Waterloo Medical Center provides emergency services.
450 Medicare clinicians list Mercyone Waterloo Medical Center as a hospital they work at, most often in Nurse Practitioner, Family Practice, Diagnostic Radiology.
In 2024, Mercyone Waterloo Medical Center had 718 Medicare inpatient stays in 30 diagnosis groups. The most common was DRG 871 (septicemia or severe sepsis without mv >96 hours with mcc) with 94 stays; Medicare paid $12,271.67 per stay on average, compared with $15,524.21 across all hospitals.
In 2025, companies reported $279K in payments to Mercyone Waterloo Medical Center as a teaching hospital ($748 general and $278K for research) from 5 companies.