He is Director of the Interventional Cardiology Fellowship Training Program and the Baltimore VA Medical Center Cardiac Catheterization Lab. His major clinical focus is interventional cardiology where he provides invasive diagnostic and interventional therapeutic care for the entire range of clinical cardiac pathology, most prominently ischemic heart disease and congestive heart failure with an expanding focus on structural and valvular heart disease. He has been involved in clinical research for over 10 years. He has held the position of principal investigator on numerous studies and trials as well as being a sub-investigator on many others.