Adult Cardiology, Nuclear Cardiology, Vascular Disease

David J. D'Agate, DO

After completing an advanced degree in biophysics and physiology at Georgetown University, Washington, D.C., Dr. D'Agate completed his residency at Winthrop University Hospital in 2002 and a fellowship in adult cardiovascular disease at Saint Vincent's Hospital and Medical Center in New York City in 2005. Dr. D’Agate has co-authored multiple books and numerous publications in various areas of cardiovascular disease. His interests include: atherosclerosis and diabetes/obesity, non-invasive imaging of the coronary arteries, primary/secondary prevention of atherosclerotic heart disease, and the diagnosis/treatment of peripheral vascular disease. Dr. D'Agate is only one of a few cardiologists in the United States with advanced training in vascular imaging technology (R.V.T.). Dr. D'Agate is board-certified in internal medicine, cardiovascular disease, and nuclear cardiology. He currently practices as a member of Suffolk Heart Group with privileges at Southside Hospital of Bay Shore, Good Samaritan Hospital of West Islip, and St. Catherine of Siena of Smithtown, New York.

Medical Education

  • The New York College of Osteopathic Medicine (NYCOM), NY - D.O. 1999
  • Georgetown University, Washington, D.C. - M.S. 1995
  • Binghamton University, NY - B.A. 1994

Residency & Fellowship

  • Cardiology Fellowship - Saint Vincent's Hospital and Medical Center, NY, NY 2002-2005
  • Internal Medicine Residency - Winthrop University Hospital 1999-2002

Licensure & Board Certifications

  • New York State License - 2002
  • Certified Diplomate - American Board of Internal Medicine - 2002
  • Certified in Nuclear Cardiology - 2004
  • Certified Diplomate - American Board of Cardiovascular Diseases - 2005
  • Certified in Vascular Technology, RVT - 2005

Hospital Appointments

  • Southside Hospital, Bay Shore, NY
  • Good Samaritan Hospital, West Islip, NY
  • St Catherine of Siena Medical Center, Smithtown, NY

Professional Memberships

  • Fellow - American College of Physicians
  • Fellow - American College of Cardiology
  • Fellow - American College of Chest Physicians
  • Fellow - American Heart Association Council of Clinical Cardiology
  • Fellow - American Heart Association Cardiovascular Disease in the Young
  • Fellow - American Heart Association Nutrition, Physical activity and Metabolism
  • Member - American Medical Association
  • Member - Suffolk County Medical Society
  • Member - American Society of Echocardiography
  • Member - American Society of Nuclear Cardiology
  • Member - American Registry for Diagnostic Medical Sonography
  • Member - Fellow of the American Society of Nuclear Cardiology


  • Certified-Advanced Cardiac Life Support (ACLS)
  • Certified-Basic Life Support (BLS)

Favorite Links

Suffolk Heart Group Heart Attack Prevention Program

What If You Could Prevent A Heart Attack?

Now Offering the first Heart Attack
Prevention Program

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The Heroes Heart Attack Prevention Program

Dr. David D'Agate featured in a public service announcement for a new innovative program The Heroes Heart Attack Prevention Program.