Short-term acute care hospital · Stony Brook, New York · 725 beds · CMS certification number 330393
University Hospital at Stony Brook
Its Medicare cost reports, read cell by cell. Latest filing: fiscal year ended December 31, 2025, as submitted, stamped by CMS June 30, 2026. 30 years on file, every one shown below. Also on the 340B covered-entity register.
Fiscal 2025 at a glance
What stands out
- Net patient revenue rose from $292.4M in its first year on file (1996) to $2.3B in 2025.
- Its result from patient care: −$118.6M (2023), −$314.4M (2024), −$76.4M (2025).
- 2 of the 5 short-term acute care hospital peers below with a margin on file also report a loss on patient care for fiscal year 2025.
- Medicaid paid for 6.5% of its inpatient days and Medicare for 36.5%.
- UNIVERSITY HOSPITAL AT STONY BROOK holds 100% of it, on its Medicare enrollment.
Every statement is drawn from figures on this page; nothing is estimated.
30 years of filings
Net patient revenue against operating expenses, each year as filed.
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Beside its peers
Short-term acute care hospitals in New York with 400 and over beds, each on fiscal year 2025.
| Hospital | Beds | Net patient revenue | Operating expenses | Margin |
|---|---|---|---|---|
| University Hospital at Stony Brook | 725 | $2,348,287,712 | $2,424,637,923 | −3.3% |
| Albany Medical Center Hospital, Albany | 719 | $1,387,391,523 | $1,528,017,806 | −10.1% |
| Kaleida Health, Buffalo | 954 | $1,943,747,837 | $1,931,061,209 | 0.7% |
| North Shore University Hospital, Manhasset | 815 | $2,818,044,660 | $4,041,695,967 | −43.4% |
| University of Rochester, Rochester | 749 | $4,198,837,243 | $3,853,795,705 | 8.2% |
| Westchester Medical Center, Valhalla | 696 | $2,115,553,342 | $1,990,646,332 | 5.9% |
Patients and payers
- Discharges
- 38,921S-3 line 14, col 15
- Inpatient days
- 233,480S-3 line 14, col 8
- Beds in use, on an average day
- 641.4days ÷ days in year
- Occupancy
- 88.2%days ÷ bed days
- Medicare share of days
- 36.5%S-3 cols 6 ÷ 8
- Medicaid share of days
- 6.5%S-3 cols 7 ÷ 8
Who owns it
- UNIVERSITY HOSPITAL AT STONY BROOK100%
Type of control on its cost report: governmental, state.
Owners of 5% or more, from CMS’s hospital ownership file (Medicare enrollment, October 1, 2026).
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Figures: CMS Healthcare Cost Report Information System, file HOSP10FY2025.ZIP, form CMS-2552-10, filed under CMS certification number 330393. Patients and payers: worksheet S-3 Part I of the same filing. Ownership: CMS Hospital All Owners and Hospital Enrollments.
How this page was built: the CMS Medicare cost report, file HOSP10FY2025.ZIP, read June 30, 2026.