Alexander Llanos, M.D., is an interventional and structural cardiologist, with Holy Cross Medical Group. His focus areas include interventional cardiology, structural heart disease, transcatheter aortic valve replacement (TAVR), atrial septal defect closure (ASD closure) and paravalvular leak closure (PVL closure). He is Board-certified in Internal Medicine, Cardiovascular Disease and Interventional Cardiology. Dr. Llanos is extensively involved in medical research and clinical trials, including several that are currently active. Dr. Llanos earned his undergraduate degree from Mercer University and his MD from Medical College of Georgia. He completed an internship and residency in internal medicine at University of Miami/Jackson Memorial Hospital. He completed a clinical cardiology fellowship at Emory University then went on to complete a fellowship in interventional cardiology and advanced coronary and structural heart disease at Massachusetts General Hospital / Harvard Medical School.