Dr. Dennis R. Smith

As an interventional cardiologist, Dr. Shikhar Agarwal specializes in treating valvular and structural heart disease in adults.|Dr. Agarwal earned his medical degree from the All India Institute of Medical Sciences in India and completed his residency at the Cleveland Clinic. He also completed fellowships in cardiovascular disease, interventional cardiology and structural intervention at the Cleveland Clinic.|He is experienced in performing a variety of cardiac procedures, including transcatheter aortic valve replacement (TAVR) and mitral valve repair (Mitraclip), as well as the implantation of Watchman devices for the treatment of atrial fibrillation.|Dr. Agarwal currently leads the structural heart disease program at Geisinger Medical Center in Danville. Under his leadership, he has grown the program and improved outcomes for those under his care. He helped lead the construction of a state-of-the-art hybrid operating room, one of the largest of its kind in the country.|Dr. Agarwal has been honored for early-career success by being recognized among the Pennsylvania Medical Society’s (PAMED) Top Physicians Under 40. His dedication to protecting the hearts of everyone he treats led his colleagues to nominate him for this prestigious award.|In addition to performing a variety of complex cardiac procedures, Dr. Agarwal is dedicated to expanding cardiac care to people in rural areas of Pennsylvania. Dr. Agarwal is rated as a Distinguished provider by MediFind in the treatment of Mitral Stenosis. His top areas of expertise are Aortic Valve Stenosis, Patent Foramen Ovale, Atrial Fibrillation, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).

James C. Lightfoot, MD, specializes in cardiology and is board-certified in cardiovascular disease by the American Board of Internal Medicine. He practices at various UPMC locations in Central Pa. including UPMC Harrisburg, UPMC Carlisle, and UPMC Memorial. Dr. Lightfoot completed his fellowship at Penn State Health Milton S. Hershey Medical Center, residency at Wake Forest University School of Medicine and medical degree at the University of Kansas at Lawrence. Dr. Lightfoot is rated as an Advanced provider by MediFind in the treatment of Mitral Stenosis. His top areas of expertise are Atrial Fibrillation, X-Linked Cardiac Valvular Dysplasia, Cardiac Diverticulum, and Mitral Stenosis.

Arun R. Kanmanthareddy, MD, specializes in structural heart disease cardiology and interventional cardiology and is board-certified in interventional cardiology, internal medicine, and cardiovascular disease by the American Board of Internal Medicine. He is affiliated with UPMC Community Osteopathic, UPMC Lititz, UPMC Carlisle, UPMC West Shore and UPMC Pinnacle Harrisburg. Dr. Kanmanthareddy completed his fellowships at the University of Texas Health Science Center at Houston, Mount Sinai Icahn School of Medicine and Creighton University Medical Center, residency at Crozer-Chester Medical Center and medical degree at Armed Forces Medical College. Dr. Kanmantha is rated as an Advanced provider by MediFind in the treatment of Mitral Stenosis. His top areas of expertise are Aortic Valve Stenosis, Brugada Syndrome, Short QT Syndrome, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.