Dr. Dennis R. Smith

Herman Collier is a Cardiologist and an Interventional Cardiologist in Lebanon, Pennsylvania. Dr. Collier is rated as an Advanced provider by MediFind in the treatment of Thoracic Aortic Aneurysm. His top areas of expertise are Thoracic Aortic Aneurysm, Angina, Abdominal Aortic Aneurysm (AAA), and Atherosclerosis.

David Chang, MD, specializes in cardiology, interventional cardiology, and peripheral vascular disease cardiology and is board-certified in interventional cardiology and cardiovascular disease by the American Board of Internal Medicine. He practices at UPMC Heart and Vascular Institute and is affiliated with UPMC Harrisburg, UPMC Memorial, UPMC Carlisle, UPMC West Shore, and UPMC Community Osteopathic. Dr. Chang earned his medical degree at the Chicago Medical School at Rosalind Franklin University. He completed a residency at the University of Wisconsin and fellowship training at Henry Ford Hospital (Wayne State University), Allegheny General Hospital, and Western Pennsylvania Hospital. Dr. Chang is rated as an Advanced provider by MediFind in the treatment of Thoracic Aortic Aneurysm. His top areas of expertise are Abdominal Aortic Aneurysm (AAA), Arterial Insufficiency, Peripheral Artery Disease, and Angina.

John Ellis is a Cardiologist in Plains, Pennsylvania. Dr. Ellis is rated as a Distinguished provider by MediFind in the treatment of Thoracic Aortic Aneurysm. His top areas of expertise are Sitosterolemia, Angina, Sick Sinus Syndrome, Heart Bypass Surgery, and Pacemaker Implantation.