WE'RE TRANSFORMING NEUROSURGERY WITH REAL TIME IMAGING

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THE FIRST AND ONLY BABY-FRIENDLY HOSPITAL IN SUFFOLK COUNTY

We believe in optimal nutrition–breastfeeding—and we ensure you have all the support you need before and after.

Supportive Maternity Services

ADVANCED VASCULAR SERVICES

Our expert physicians are using contemporary techniques to treat complex conditions.

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BREAST HEALTH CARE—BE MINDFUL STARTING NOW.

Learn from our expert care team, includinga breast radiologist, breast surgical oncologist and reconstructive/cosmetic breast surgeon.

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18TH ANNUAL GALA TO BE CELEBRATED AT OHEKA CASTLE

Friday, October 12, 2018

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ANNUAL COMMUNITY HEALTH FAIR

Free Screenings. Health Information. Teddy Bear Clinic. And, So Much More!

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Find a Doctor

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Locations & Directions

St. Catherine of Siena Medical Center is located at 50 Route 25A, Smithtown, New York

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Request an Appointment

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CHS MyChart

Register with CHS eHealth, our secure electronic medical record (EMR) to access your health records.

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Browse Services and Programs

State-of-the-Art MRI Caring Suite

The MRI Caring Suite is the optimal personalized experience aimed at reducing anxiety.

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News & Events

Smithtown Fire Department Awarded at EMS Dinner

September 20, 2018

Gold Coast Gala to be held at Oheka Castle on October 12th

September 10, 2018

The Foundation at St. Catherine of Siena Medical Center, member of Catholic Health Services of Long Island, will host its Annual Gala at Oheka Castle in Huntington on Friday, October 12, 2018—this...

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