Ns/Lij Hs Southside Hospital in Bay Shore, NY
Also known as South Shore University Hospital
In a medical emergency, call 911. This page is for information only.
About Ns/Lij Hs Southside Hospital
Ns/Lij Hs Southside Hospital is an acute care hospital in Bay Shore, Suffolk County, New York. It reports its ownership to Medicare as nonprofit (private). It provides emergency services. Its CMS Overall Hospital Quality Star Rating is 3 out of 5. It has 325 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 Good Samaritan Hospital Medical Center, about 3.5 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 1.11
- Catheter-associated urinary tract infections (CAUTI)Better than national · SIR 0.05
- Clostridioides difficile (C. diff) infectionsBetter than national · SIR 0.08
- Central line bloodstream infections (CLABSI)Better than national · SIR 0.11
- Surgical site infections after abdominal hysterectomyNo different · SIR 1.04
- Surgical site infections after colon surgeryNo different · SIR 0.57
68% 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 recommend65%
- Rated the hospital 9 or 1066%
- Completed surveys511
Survey period ending September 2025. Source: CMS HCAHPS Patient Survey.
Map
40.72489, -73.24101
Nearby hospitals
- Good Samaritan Hospital Medical Center1000 Montauk Highway, West Islip, NY · Level II traumaAcute care hospital3.5 mi
- Pilgrim Psychiatric Center998 Crooked Hill Road, West Brentwood, NYPsychiatric hospital5.6 mi
- Sagamore Childrens Psychiatric Center197 Half Hollow Road, Dix Hills, NYPsychiatric hospital9.1 mi
- South Oaks Hosp400 Sunrise Highway, Amityville, NYPsychiatric hospital9.4 mi
- St Catherine of Siena Hospital50 Route 25a, Smithtown, NY · Emergency roomAcute care hospital9.7 mi
- Brunswick Hospital Center, Inc.81 Louden Ave, Amityville, NYPsychiatric hospital9.8 mi
- Northport Veterans Hospital79 Middleville Road, Northport, NY · Emergency roomHospital12 mi
- Chsli St Joseph Hospital4295 Hempstead Turnpike, Bethpage, NY · Emergency roomAcute care hospital12 mi
- Plainview Hospital888 Old Country Road, Plainview, NY · Emergency roomAcute care hospital13 mi
- Northport VA Medical Center79 Middleville Road, Northport, NY · Emergency roomVA medical center13 mi
Frequently asked questions
Where is Ns/Lij Hs Southside Hospital located?
Ns/Lij Hs Southside Hospital is at 301 East Main Street, Bay Shore, NY 11706 in Suffolk County.
Does Ns/Lij Hs Southside Hospital have an emergency room?
Yes. Ns/Lij Hs Southside Hospital reports emergency services to Medicare, and patients spent a median of 284 minutes in its emergency department before leaving. In a life-threatening emergency, call 911.
What is the CMS star rating of Ns/Lij Hs Southside Hospital?
Ns/Lij Hs Southside Hospital has a CMS Overall Hospital Quality Star Rating of 3 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 Ns/Lij Hs Southside Hospital a trauma center?
We have no trauma center designation on record for Ns/Lij Hs Southside Hospital. 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 Ns/Lij Hs Southside Hospital?
The main phone number on record with Medicare is (631) 968-3000.
Would patients recommend Ns/Lij Hs Southside Hospital?
In the most recent HCAHPS patient survey (511 completed surveys), 65% of patients said they would definitely recommend the hospital, and 66% rated it 9 or 10 out of 10.
Related guides
- 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.
- What Is a Trauma Center? Levels I to V ExplainedWhat each trauma center level provides, who designates and verifies them, pediatric trauma centers and how trauma systems route patients.
- What Is a Teaching Hospital?How residency training works, who is on the care team, the benefits and trade-offs for patients, and your rights at an academic medical center.
- How to Read a Hospital BillItemized bills, EOBs and billing codes explained, plus No Surprises Act protections and a step-by-step way to check for errors.