Hospitals in Nassau County, New York
9 Medicare-certified hospitals, sorted by CMS overall rating (a national standard — not curved within New York). “Not rated” is CMS’s own suppression, never a judgment.
| Hospital | City | CMS rating | ER |
|---|---|---|---|
| Mercy Medical Center | Rockville Centre | ★★★★★5 | Yes |
| North Shore University Hospital | Manhasset | ★★★★★5 | Yes |
| Northwell Hospital Glen Cove | Glen Cove | ★★★★★5 | Yes |
| St Francis Hospital - the Heart Center | Roslyn | ★★★★★5 | Yes |
| Long Island Jewish Medical Center | New Hyde Park | ★★★★★4 | Yes |
| Plainview Hospital | Plainview | ★★★★★4 | Yes |
| Chsli St Joseph Hospital | Bethpage | ★★★★★3 | Yes |
| Mount Sinai South Nassau | Oceanside | ★★★★★3 | Yes |
| Nassau University Medical Center | East Meadow | ★★★★★1 | Yes |
Data: Centers for Medicare & Medicaid Services (data.cms.gov), last updated April 28, 2026. This site is not affiliated with CMS or any government agency.