Board certified by American Board of Internal Medicine in interventional cardiology, Dr. Mahoney’s primary focus is on the diagnosis and treatment of structural heart disease. He performs advanced interventions such as the latest transcatheter aortic valve replacement, Mitra-Clip, left atrial appendage closure, balloon valvuloplasty of the aortic and mitral valves, and non-surgical closure of atrial and ventricular septal defects. During his 23-year career, he has been the principal investigator for dozens of clinical research trials, for which he is nationally renowned.