Hospitals in Nassau County, NY
8 hospitals, 8 with emergency services. Acute Care Hospital: 8.
Compare the 4 top-rated hospitals side by side →
- Chsli St Joseph Hospital(516) 759‑6000Acute Care Hospital · Bethpage · ER · Medicare rating 3 of 5 · Full profile
- Mercy Medical Center(516) 705‑2525Acute Care Hospital · Rockville Centre · ER · Medicare rating 5 of 5 · Full profile
- Mount Sinai South Nassau(516) 632‑3000Acute Care Hospital · Oceanside · ER · Medicare rating 3 of 5 · Full profile
- Nassau University Medical Center(516) 572‑0123Acute Care Hospital · East Meadow · ER · Medicare rating 1 of 5 · Full profile
- North Shore University Hospital(516) 562‑0100Acute Care Hospital · Manhasset · ER · Medicare rating 5 of 5 · Full profile
- Northwell Hospital Glen Cove(516) 674‑7300Acute Care Hospital · Glen Cove · ER · Medicare rating 5 of 5 · Full profile
- Plainview Hospital(516) 719‑3000Acute Care Hospital · Plainview · ER · Medicare rating 4 of 5 · Full profile
- St Francis Hospital - The Heart Center(516) 562‑6000Acute Care Hospital · Roslyn · ER · Medicare rating 5 of 5 · Full profile
Cities in Nassau County with hospitals
Nursing homes, hospice, home health and dialysis
Medicare-certified providers, with Medicare star ratings and official data.
Outpatient surgery centers
Medicare-certified ambulatory surgery centers: kinds of surgery, Medicare quality measures and patient survey.
Medical supply stores
Medical equipment suppliers enrolled in Medicare: wheelchairs, walkers, oxygen, CPAP, diabetic supplies and more.
ER wait times and Medicare ratings
Ranked only by official Medicare (CMS) numbers.
Care in Nassau County: specialties, conditions and doctors
Specialties listed by hospitals here
Conditions listed by hospitals here
The number is how many hospitals here list it on their own website (hospitals with a reviewed website profile only).
Health centers, clinics and pharmacies in Nassau County
Addiction and mental health treatment in Nassau County
From SAMHSA’s FindTreatment.gov. In a crisis, call or text 988.
Common questions
How many hospitals are in Nassau County, New York?
Our directory lists 8 hospitals in Nassau County: Chsli St Joseph Hospital, Mercy Medical Center, Mount Sinai South Nassau, Nassau University Medical Center, North Shore University Hospital, Northwell Hospital Glen Cove, Plainview Hospital and St Francis Hospital - The Heart Center.
Which hospitals in Nassau County have an emergency room?
According to Medicare (CMS) data: Chsli St Joseph Hospital, Mercy Medical Center, Mount Sinai South Nassau, Nassau University Medical Center, North Shore University Hospital, Northwell Hospital Glen Cove, Plainview Hospital and St Francis Hospital - The Heart Center. In a medical emergency, call 911.
What are the Medicare star ratings of hospitals in Nassau County?
In the current CMS overall rating (1 to 5 stars): Mercy Medical Center, 5 stars, North Shore University Hospital, 5 stars, Northwell Hospital Glen Cove, 5 stars, St Francis Hospital - The Heart Center, 5 stars, Plainview Hospital, 4 stars, Chsli St Joseph Hospital, 3 stars, Mount Sinai South Nassau, 3 stars and Nassau University Medical Center, 1 star. Other hospitals here are not rated by CMS.
Source: Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-26, retrieved 2026-11-13. Basic profiles: services not yet reviewed in detail.