Mercy Medical Center in Rockville Centre, NY
In a medical emergency, call 911. This page is for information only.
About Mercy Medical Center
Mercy Medical Center is an acute care hospital in Rockville Centre, Nassau County, New York. It reports its ownership to Medicare as nonprofit (church-affiliated). It provides emergency services. Its CMS Overall Hospital Quality Star Rating is 5 out of 5. It has 375 licensed beds, according to state license data via HIFLD. CMS also lists an inpatient rehabilitation unit inside the hospital. It meets the CMS Birthing-Friendly designation criteria for maternity care. The nearest other listed hospital is Mount Sinai South Nassau, about 2.4 mi away.
Quality ratings
How this hospital compares with the national rate on each measure group:
Source: Centers for Medicare & Medicaid Services, Hospital General Information. How star ratings work.
Emergency room times
Lower times are better. Reporting period ending September 2025. Source: CMS Timely and Effective Care. What these numbers mean.
Infections and sepsis care
- MRSA bloodstream infectionsBetter than national · SIR 0.00
- Catheter-associated urinary tract infections (CAUTI)Better than national · SIR 0.00
- Clostridioides difficile (C. diff) infectionsBetter than national · SIR 0.00
- Central line bloodstream infections (CLABSI)No different · SIR 0.38
- Surgical site infections after colon surgeryNo different · SIR 0.66
95% of patients with severe sepsis or septic shock received all the recommended early care steps (SEP-1). Higher is better.
SIR is the standardized infection ratio: below 1 means fewer infections than predicted for a hospital like this one. Period ending September 2025. Source: CMS Healthcare-Associated Infections and Timely and Effective Care.
What patients say
- Patient survey star rating
- Would definitely recommend68%
- Rated the hospital 9 or 1065%
- Completed surveys840
Survey period ending September 2025. Source: CMS HCAHPS Patient Survey.
Map
40.68713, -73.63106
Nearby hospitals
- Mount Sinai South NassauOne Healthy Way, Oceanside, NY · Level II traumaAcute care hospital2.4 mi
- NYU Langone Hospital Long Island259 1st Street, Mineola, NY · Level I traumaHospital3.8 mi
- Nassau University Medical Center2201 Hempstead Turnpike, East Meadow, NY · Level I traumaAcute care hospital4.7 mi
- Long Island Jewish Medical Center270 - 05 76th Avenue, New Hyde Park, NY · Emergency roomAcute care hospital6.1 mi
- Zucker Hillside Hospital75-59 263rd Street, Glen Oaks, NYPsychiatric hospital6.1 mi
- Katz Women's Hospital270-05 76th Avenue, New Hyde Park, NYHospital6.2 mi
- Creedmoor Psychiatric Center80-45 Winchester Blvd Bldg B, Queens Village, NYPsychiatric hospital6.3 mi
- New York City Childrens Psych Center7403 Commonwealth Blvd, Bellerose, NYPsychiatric hospital6.5 mi
- North Shore University Hospital300 Community Drive, Manhasset, NY · Emergency roomAcute care hospital7.2 mi
- Jamaica Hospital Medical Center111-20 Merrick Boulevard, Queens, NYHospital7.9 mi
Frequently asked questions
Where is Mercy Medical Center located?
Mercy Medical Center is at 1000 North Village Avenue, Rockville Centre, NY 11571 in Nassau County.
Does Mercy Medical Center have an emergency room?
Yes. Mercy Medical Center reports emergency services to Medicare, and patients spent a median of 238 minutes in its emergency department before leaving. In a life-threatening emergency, call 911.
What is the CMS star rating of Mercy Medical Center?
Mercy Medical Center has a CMS Overall Hospital Quality Star Rating of 5 out of 5. The rating combines measures of mortality, safety of care, readmission, patient experience and timely and effective care, compared with hospitals nationwide.
Is Mercy Medical Center a trauma center?
We have no trauma center designation on record for Mercy Medical Center. Hospitals without one still treat injuries in their emergency department and transfer patients who need a trauma center. Check the New York trauma program for the current list.
What is the phone number of Mercy Medical Center?
The main phone number on record with Medicare is (516) 705-2525.
Would patients recommend Mercy Medical Center?
In the most recent HCAHPS patient survey (840 completed surveys), 68% of patients said they would definitely recommend the hospital, and 65% rated it 9 or 10 out of 10.
Related guides
- How CMS Hospital Star Ratings WorkThe five measure groups behind the 1 to 5 star Overall Hospital Quality Star Rating, how it is calculated and what it leaves out.
- How to Choose a HospitalA practical checklist for planned care: insurance networks, procedure volume, quality ratings, certifications and cost estimates.
- Hospital Financial Assistance and Charity CareHow IRS 501(r) rules work, who usually qualifies for free or discounted care, and how to apply step by step.
- How to Choose a Hospital to Give BirthLevels of maternal and newborn care, the CMS Birthing-Friendly designation, quality data and questions to ask on a tour.