Greenwich Hospital Association - in Greenwich, CT
Also known as Greenwich Hospital
In a medical emergency, call 911. This page is for information only.
About Greenwich Hospital Association -
Greenwich Hospital Association - is an acute care hospital in Greenwich, Fairfield County, Connecticut. It reports its ownership to Medicare as nonprofit (private). It provides emergency services. Its CMS Overall Hospital Quality Star Rating is 5 out of 5. It has 206 licensed beds, according to state license data via HIFLD. It meets the CMS Birthing-Friendly designation criteria for maternity care. The nearest other listed hospital is Stamford Hospital, about 4.2 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 infectionsNo different · SIR 0.00
- Catheter-associated urinary tract infections (CAUTI)No different · SIR 0.48
- Clostridioides difficile (C. diff) infectionsBetter than national · SIR 0.26
- Central line bloodstream infections (CLABSI)No different · SIR 0.37
- Surgical site infections after colon surgeryNo different · SIR 1.13
65% 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 recommend76%
- Rated the hospital 9 or 1074%
- Completed surveys454
Survey period ending September 2025. Source: CMS HCAHPS Patient Survey.
Map
41.03489, -73.62930
Nearby hospitals
- Stamford HospitalOne Hospital Plaza, Stamford, CT · Level III traumaAcute care hospital4.2 mi
- Saint Vincent's Hospital Westchester275 North Street, Harrison, NYPsychiatric hospital5.2 mi
- Burke Rehabilitation Hospital785 Mamaroneck Avenue, White Plains, NYRehabilitation hospital6.7 mi
- White Plains Hospital CenterDavis Ave At E Post Road, White Plains, NY · Emergency roomAcute care hospital7.3 mi
- Blythedale Children's Hospital95 Bradhurst Avenue, Valhalla, NYChildren's hospital9.3 mi
- Westchester Medical Center100 Woods Rd, Valhalla, NY · Level I traumaAcute care hospital9.7 mi
- Northwell Hospital Glen Cove101 St Andrews Lane, Glen Cove, NY · Emergency roomAcute care hospital11 mi
- Montefiore New Rochelle Hospital16 Guion Place, New Rochelle, NY · Emergency roomAcute care hospital12 mi
- Norwalk Hospital24 Stevens Street, Norwalk, CT · Level III traumaAcute care hospital12 mi
- Northern Westchester Hospital400 East Main Street, Mount Kisco, NY · Emergency roomAcute care hospital12 mi
Frequently asked questions
Where is Greenwich Hospital Association - located?
Greenwich Hospital Association - is at 5 Perryridge Rd, Greenwich, CT 06830 in Fairfield County.
Does Greenwich Hospital Association - have an emergency room?
Yes. Greenwich Hospital Association - reports emergency services to Medicare, and patients spent a median of 176 minutes in its emergency department before leaving. In a life-threatening emergency, call 911.
What is the CMS star rating of Greenwich Hospital Association -?
Greenwich Hospital Association - 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 Greenwich Hospital Association - a trauma center?
We have no trauma center designation on record for Greenwich Hospital Association -. Hospitals without one still treat injuries in their emergency department and transfer patients who need a trauma center. Check the Connecticut trauma program for the current list.
What is the phone number of Greenwich Hospital Association -?
The main phone number on record with Medicare is (203) 863-3000.
Would patients recommend Greenwich Hospital Association -?
In the most recent HCAHPS patient survey (454 completed surveys), 76% of patients said they would definitely recommend the hospital, and 74% 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.
- 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.
- ER Wait Times ExplainedHow triage and the Emergency Severity Index decide who is seen first, why emergency rooms get crowded and where to find timing data.