Good things are happening at St. Catherine of Siena Hospital
The Only Choice for Your Heart Care
Dr. Allen Jeremias, Associate Director of St. Francis Heart Center’s Cardiac Catheterization Lab, now sees patients at St. Catherine of Siena Hospital in Smithtown. He joins Dr. Eileen Rae Bishop, Dr. David D’Agate, Dr. Ezra Deutch, Dr. David Gidseg, Dr. Michael Happes, Dr. Stephen Littman, Dr. Armen Ovsepian, Dr. Kathleen Stergiopoulos, and Dr. Saadat Aleem.
You only get one heart, and St. Francis Heart Center is the best place to care for it.
Learn moreEnhancing Patient Experience
St. Catherine of Siena Hospital's emergency department (ED) expansion ensures that patients in Smithtown and the surrounding communities receive safe, prompt and exceptional emergency care. Highlights include new treatment bays, a larger waiting room, a new ambulance bay, and the most advanced health care technologies.
For Larry Costello, that level of care saved his life when he was successfully treated for a heart attack at the hospital's St. Francis Heart Center.
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Services & Care
Our team of experts offer comprehensive care to meet the unique health needs of each patient.
Community Health
We offer wellness events, classes and free health screenings.
For Patients & Visitors
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Featured News
St. Catherine of Siena Hospital Appoints New Chief Medical Officer and Chief Nursing Officer
“We are very fortunate to have Dr. Bozek and Ms. Fasano as part of St. Catherine’s executive leadership team,” said St. Catherine of Siena Hospital President Declan Doyle.
Catholic Health Announces Spine Center of Excellence
Center of Excellence to kick-off Integrated Spine Service program.
Catholic Health Hospitals Receive Recognition for Excellence in Stroke Care
Catholic Health hospitals have once again received the American Heart Association’s Get With The Guidelines®-Stroke Quality Achievement Award.
St. Catherine of Siena Hospital Hosts Ceremonial Ribbon Cutting for $1 Million Emergency Department Renovation
Ceremonial ribbon cutting for its $1 million Emergency Department (ED) renovation.
St. Catherine of Siena Hospital Appoints New President
Declan Doyle, MBA, has been named President at Catholic Health’s St. Catherine of Siena Hospital.
Catholic Health Partnering with Health Hospitality Partners to Offer Healthy Food Options at Hospitals
Fast, casual, healthy food and beverage options to hospital employees and visitors.