Services and Programs

Welcome to St. Catherine of Siena Medical Center, where our patients are our first priority. St. Catherine offers a wide range of state-of-the-art medical services designed for prevention, early detection and treatment of healthcare problems. St. Catherine offers a full range of healthcare services, from primary, tertiary and quaternary services to specialty and sub-specialty diagnosis and treatment. Our team of physicians, nurses, therapists, technologists, pharmacists, dietitians, and support staff are dedicated to ensuring you receive the highest standard of patient care and comfort during your stay.

Below are highlights of St. Catherine’s major clinical service areas. For additional information or a referral to a St. Catherine of Siena affiliated physician, please call (631) 870-3444.

Ambulatory Surgery (ASU)

Bariatric Surgery Program

Breast Health Services

Cardiac Catheterization Laboratory

Cardiac Services

Care Management and Performance Improvement

Colon and Rectal Program

Center for Hyperbaric Medicine and Wound Healing


Emergency Department

Endovascular Surgery Program and Vascular Lab


Hospitalist Program

Infection Prevention & Control

Intensive Care Units (ICU/CCU) 

Laboratory and Pathology

Maternity Services

Neuroscience Program

Oncology (Cancer Care)

Orthopedic Surgery and Podiatry

Palliative Care

Parkinson's Outpatient Program

Perioperative Services (Surgical Services)

Physical Therapy

Psychiatry Department

Radiology and Imaging Services

Robotic Surgery Program

Sleep Disorders Center

Women's Health & Outpatient Diagnostic Pavilion