Greater Lives Here in Smithtown
Allen Jeremias, MD, Associate Director of St. Francis Heart Center’s Cardiac Catheterization Lab, is now right here at St. Catherine of Siena Hospital in Smithtown.
St. Catherine of Siena Hospital
50 Route 25A
Smithtown, NY
St. Catherine of Siena Hospital has served the residents of the Smithtown area for more than 50 years. We are committed to delivering the highest level of care to our patients who trust us with their health care needs. We are experts in numerous specialties, including women's health, kidney care and wound care. Our services are continuously expanding to meet the needs of our community. Our Chest Pain Center, part of the St. Francis Heart Center, provides critical care when minutes count for patients presenting with a heart attack.
Subscribe to our In Good Health Newsletter
Join the Catholic Health's In Good Health monthly newsletter. Get helpful health tips, read inspirational stories, and discover new recipes.

Suffolk Heart Group:
- Eileen Rae Bishop, MD
- David D'Agate, DO
- Ezra Deutch, MD
- David Gidseg, MD
- Michael Happes, MD
- Stephen Littman, MD
- Armen Ovsepian, MD
Dr. Shlofmitz Practice - Commack:

St. Francis Heart Center
Catholic Health's St. Francis Heart Center is New York's only specialty-designated cardiac center, recognized as one of the best in the nation. With locations across Long Island, we give you convenient access to the latest technologies and procedures that have become recognized standards and make us an unparalleled leader in cardiovascular services.
Welcoming St. Francis Heart Center's Dr. Jeremias to Smithtown!
You only get one heart, and St. Francis Heart Center is the best place to care for it. Now, all our pioneering technology and experience, every award and accolade, and every ounce of our internationally-recognized reputation can be found here in Smithtown under the leadership of Dr. Jeremias.
He is joining a team of exceptional cardiologists at St. Catherine of Siena – Eileen Rae Bishop, MD, David D’Agate, DO, Ezra Deutsch, MD, David Gidseg, MD, Michael Happes, MD, Stephen Littman, MD, Armen Ovsepian, MD, along with Kathleen Stergiopoulos, MD, and Saadat Aleem, MD.
“I am very excited to work with St. Catherine’s interventional cardiology team to bring world-class minimally invasive cardiac care to residents in the Smithtown area,” said Dr. Jeremias. “By bringing all Catholic Health resources together, we’re extending life-saving care throughout the communities we serve.”
So, if you need cardiovascular care, you’re lucky to live on Long Island, and in Smithtown – because Greater Lives Here, too.
Call (516) 519-5076 to schedule an appointment.
Lorem Ipsum
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risus sem.
Lorem Ipsum
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risus sem.
Lorem Ipsum
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risus sem.
St. Francis Heart Center
Catholic Health's St. Francis Heart Center is New York's only specialty-designated cardiac center, recognized as one of the best in the nation. With locations across Long Island, we give you convenient access to the latest technologies and procedures that have become recognized standards and make us an unparalleled leader in cardiovascular services.
Services Available at St. Catherine's Diagnostic Imaging
3D Digital Breast Tomosynthesis Mammography
St. Catherine Diagnostic Imaging’s breast tomosynthesis uses high-powered computing to convert digital breast images into a stack of very thin layers or “slices”—building what is essentially a three-dimensional mammogram. A computer then produces a 3D image of the breast tissue in one-millimeter layers. Scientists have developed a new technology called 3D digital breast tomosynthesis, which has been shown in clinical studies to be superior to digital mammograhy alone. This technique has been shown to be most effective with dense glandular tissue that can hide small abnormalities.
Computerized Tomography
Computerized Tomography (CT) is a diagnostic imaging exam where X-rays are taken at multiple angles, which are then reconstructed into detailed 3D images of internal organs, bones, soft tissue and blood vessels. A CT Scan is often used to provide images of virtually any part of the body in an extremely short period of time, often within seconds, to provide physicians with this information both rapidly and accurately.
Ultrasound
Ultrasound is a non-invasive imaging modality utilizing high frequency sound waves to image structures with the body. Our Ultrasound department features the latest, most advanced ultrasound units on the market today, complete with Doppler and Color Flow capabilities. These units are also utilized for non-invasive examinations of arteries and veins and are able to provide services from routine carotid artery screening to complete quantitative vascular flow analysis.
Radiology Imaging: X-Ray
X-ray imaging produces pictures of the body, using a very low dose of radiation. It is commonly used to diagnose fractured bones or joint dislocation. X-rays are the fastest and easiest way for your doctor to view and assess bone fractures, injuries and other abnormalities.
Item title 5
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
Item title 6
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
Item title 7
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
Lorem Ipsum Title
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed risus. Maecenas eget condimentum velit, sit amet feugiat lectus. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Praesent auctor purus luctus enim egestas, ac scelerisque ante pulvinar. Donec ut rhoncus ex. Suspendisse ac rhoncus nisl, eu tempor urna. Curabitur vel bibendum lorem. Morbi convallis convallis diam sit amet lacinia. Aliquam in elementum tellus.
-
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
-
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
-
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
-
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
St. Catherine of Siena Hospital
(516) 519-5076
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Etiam eu turpis molestie, dictum est a, mattis tellus. Sed dignissim, metus nec fringilla accumsan, risussem sollicitudin lacus, ut interdum tellus elit sed