Member, Alpha Omega Alpha, 1976-Present

Member, American Medical Association, 1977-Present

Member, The Johns Hopkins Medical and Surgical Society, 1979-Present

Member, Weill Cornell Medical College Alumni Association, 1981-Present

Fellow, American College of Cardiology, 1985-Present

Fellow, American Heart Association, 1985-Present

Fellow, American College of Physicians, 1985-Present

Fellow, American College of Chest Physicians, 1985-Present

Fellow, Society for Cardiac Angiography and Intervention, 1985-Present

Member, American Federation of Clinical Research, 1985-Present

Member, New York County Medical Society, 1985-Present

Fellow, New York Academy of Medicine, 1995-Present