565 Abbott Road, Buffalo, NY, 14220 · (716) 826-7000
Beds
351
FY 2025
Star rating
2 of 5
Patient survey: 3 of 5
Net patient revenue
$558.7M
FY 2025
Net income
$23.9M
Patient care margin 0.6%
Discharges
18,250
Occupancy 70.5%
Clinicians
823
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 | $558.7M | $555.4M | 0.6% | $23.9M | 18,250 | $8.3M | 17.4% | 3.4% |
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 | 2.2% | US median 2.3% |
| Death rate for COPD patients | 10.9% | US median 8.5% |
| Death rate for heart attack patients | 13.5% | US median 11.8% |
| Death rate for heart failure patients | 14.9% | US median 11% |
| Hospital-wide death rate within 30 days | 3.9% | US median 3.9% |
| Death rate for pneumonia patients | 15.5% | 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 | $515.5M | $518.3M | -0.5% | $73.3M | 17,840 | $6.6M | 15.9% | 2.6% |
| 2023 | $446.5M | $497.0M | -11.3% | -$17.7M | 19,352 | $7.5M | 17.6% | 1.8% |
| 2022 | $387.7M | $490.7M | -26.6% | -$80.3M | 18,209 | $5.3M | 19.5% | 1.4% |
| 2021 | $369.4M | $500.1M | -35.4% | -$101.6M | 16,113 | $5.9M | 18.8% | 1.9% |
| 2020 | $374.3M | $440.4M | -17.7% | -$26.0M | 15,981 | $6.6M | 20.8% | 2.5% |
| 13.3% |
| US median 11.6% |
| Readmission rate after heart bypass surgery | 9.2% | US median 10.9% |
| Readmission rate for COPD | 19.1% | US median 19.8% |
| Readmission rate after a heart attack | 14% | US median 14.4% |
| Readmission rate for heart failure | 19.1% | US median 21.3% |
| Readmission rate for pneumonia | 16.1% | US median 17.2% |
| Serious complications (patient safety composite) | 1.05 | US median 0.96 |
| C. diff intestinal infections (ratio to expected) | 0.43 | US median 0.28 · better |
| Central line bloodstream infections (ratio to expected) | 0.11 | US median 0.48 · better |
| Surgical site infections after colon surgery (ratio to expected) | 0.40 | US median 0.72 |
| MRSA bloodstream infections (ratio to expected) | 0.74 | US median 0.60 |
| Catheter urinary tract infections (ratio to expected) | 0.22 | US median 0.40 · better |
| Doctors always communicated well | 78% | 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 | 39% | US median 59% |
| Patients who rated the hospital 9 or 10 out of 10 | 66% | US median 72% |
| Room and bathroom always clean | 58% | US median 73% |
| Patients who would definitely recommend the hospital | 64% | 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) | 307 min | US median 148 min |
| Patients prescribed 2 or more opioids or opioids with benzodiazepines at discharge | 15% | US median 15% |
| Patients who got appropriate care for severe sepsis and septic shock | 42% | US median 65% |
| Healthcare workers given the flu vaccine | 56% | US median 79% |
| 55 |
| $33,067.87 |
| $11,973.18 |
| $12,667.88 |
| DRG 309 CARDIAC ARRHYTHMIA AND CONDUCTION DISORDERS WITH CC | 50 | $17,211.72 | $5,045.14 | $5,247.13 |
| DRG 853 INFECTIOUS AND PARASITIC DISEASES WITH O.R. PROCEDURES WITH MCC | 46 | $98,277.13 | $36,076.17 | $40,556.82 |
| DRG 641 MISCELLANEOUS DISORDERS OF NUTRITION, METABOLISM, FLUIDS AND ELECTROLYTES WITHOUT MCC | 46 | $15,312.43 | $5,413.30 | $5,829.71 |
| DRG 189 PULMONARY EDEMA AND RESPIRATORY FAILURE | 45 | $30,525.62 | $8,824.47 | $9,973.97 |
| DRG 640 MISCELLANEOUS DISORDERS OF NUTRITION, METABOLISM, FLUIDS AND ELECTROLYTES WITH MCC | 41 | $20,862.17 | $9,197.51 | $10,642.23 |
| DRG 682 RENAL FAILURE WITH MCC | 40 | $29,054.38 | $10,814.43 | $11,457.18 |
| DRG 280 ACUTE MYOCARDIAL INFARCTION, DISCHARGED ALIVE WITH MCC | 40 | $32,258.90 | $11,816.05 | $12,400.10 |
| DRG 065 INTRACRANIAL HEMORRHAGE OR CEREBRAL INFARCTION WITH CC OR TPA IN 24 HOURS | 39 | $25,857.67 | $6,629.56 | $7,474.08 |
| DRG 683 RENAL FAILURE WITH CC | 37 | $17,051.38 | $6,147.22 | $6,629.69 |
| DRG 872 SEPTICEMIA OR SEVERE SEPSIS WITHOUT MV >96 HOURS WITHOUT MCC | 35 | $18,159.00 | $7,409.80 | $7,681.44 |
| DRG 193 SIMPLE PNEUMONIA AND PLEURISY WITH MCC | 34 | $37,257.56 | $10,156.76 | $9,867.73 |
| DRG 378 GASTROINTESTINAL HEMORRHAGE WITH CC | 34 | $23,291.65 | $6,514.03 | $7,294.77 |
Hospital outpatient services by payment group (APC), 2024
| Service group | Services | Patients | Medicare pays per service | All hospitals |
|---|---|---|---|---|
| APC 8011 Comprehensive Observation Services | 314 | 296 | $2,208.01 | $2,090.36 |
| APC 5191 Level 1 Endovascular Procedures | 171 | 170 | $2,433.64 | $2,207.96 |
| APC 5361 Level 1 Laparoscopy and Related Services | 112 | 112 | $4,698.45 | $4,357.80 |
| APC 5375 Level 5 Urology and Related Services | 94 | 83 | $4,324.48 | $3,917.51 |
| APC 5213 Level 3 Electrophysiologic Procedures | 65 | 65 | $23,113.91 | $21,117.37 |
| APC 5374 Level 4 Urology and Related Services | 57 | 51 | $2,838.58 | $2,629.24 |
| APC 5193 Level 3 Endovascular Procedures | 57 | 53 | $9,841.29 | $8,873.86 |
| APC 5183 Level 3 Vascular Procedures | 52 | 43 | $2,635.64 | $2,405.01 |
| APC 5192 Level 2 Endovascular Procedures | 48 | 48 | $4,727.65 | $4,338.16 |
| APC 5194 Level 4 Endovascular Procedures | 48 | 41 | $16,206.65 | $14,606.35 |
| APC 5341 Level 1 Abdominal/Peritoneal/Biliary and Related Procedures | 39 | 39 | $2,847.58 | $2,635.67 |
| APC 5223 Level 3 Pacemaker and Similar Procedures | 35 | 35 | $9,672.64 | $8,569.01 |
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 Hospital of Buffalo is a nonprofit short-term acute care hospital in Buffalo, NY with 351 beds, part of Catholic Health Systems and a 2-star overall rating.
Mercy Hospital of Buffalo in Buffalo, NY has 351 beds (fiscal year 2025 cost report); 387 beds are certified for Medicare. It discharged 18,250 inpatients that year, with 70.5% of its beds in use on average.
In fiscal year 2025 (ending 2025-12-31), Mercy Hospital of Buffalo reported net patient revenue of $558.7M and operating expenses of $555.4M, a margin on patient care of 0.6%. After other income and expenses its net income was $23.9M (4.1% of revenue), so it made a profit that year.
Mercy Hospital of Buffalo is part of Catholic Health Systems, a health system with 5 hospitals based in Buffalo, NY. It is a nonprofit hospital.
Mercy Hospital of Buffalo has an overall rating of 2 out of 5 stars in the official hospital quality ratings. Patients rate it 3 out of 5 stars in the patient survey.
Yes, Mercy Hospital of Buffalo provides emergency services.
823 Medicare clinicians list Mercy Hospital of Buffalo as a hospital they work at, most often in Physician Assistant, Nurse Practitioner, Internal Medicine.
In 2024, Mercy Hospital of Buffalo had 2,029 Medicare inpatient stays in 74 diagnosis groups. The most common was DRG 871 (septicemia or severe sepsis without mv >96 hours with mcc) with 302 stays; Medicare paid $14,519.61 per stay on average, compared with $15,524.21 across all hospitals.
In 2025, companies reported $46K in payments to Mercy Hospital of Buffalo as a teaching hospital ($14K general and $32K for research) from 9 companies.