Dr. D’Agostino completed his Internal Medicine residency at Long Island Jewish Medical Center in 1989 and then served as Chief Medical Resident from 1992-1993. He also completed his Cardiovascular Disease Fellowship at Long Island Jewish Medical Center in 1992. He is Board certified in Internal Medicine/Cardiovascular Disease/Nuclear Cardiology/Echocardiography and Vascular Diagnostic Testing. His special interests are in Nuclear Cardiology, Atherosclerotic Vascular Disease, and Valvular Heart Disease.