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Catholic Health

No matter your health needs, you can count on our highly-awarded, compassionate network of care.

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Keeping You Safe During COVID-19

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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

BREAST HEALTH CARE—BE MINDFUL STARTING NOW.

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

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

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

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News & Events

Dr. Patrick O'Shaughnessy

Catholic Health Names Dr. Patrick M. O’Shaughnessy President and CEO

March 16, 2021

Catholic Health’s Board of Directors today announced Patrick M. O’Shaughnessy DO, MBA, FACEP, CHCQM, has been selected as the new president and chief executive officer for Catholic Health, effective April 16, 2021.  

St. Catherine of Siena Achieves National Accreditation as a Breast Center

February 22, 2021

The National Accreditation Program for Breast Centers (NAPBC) a quality program of the American College of Surgeons (ACS) has granted Three-Year Accreditation to St. Catherine of Siena Hospital.

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