Dr. Scott A. Lemaire

Mubashir Mumtaz, MD, specializes in cardiothoracic surgery and is board-certified by the American Board of Surgery and the American Board of Thoracic Surgery. He practices at Brady Hall Cardiovascular & Thoracic Surgery and Harrisburg PinnacleHealth Cardiovascular. Dr. Mumtaz received his medical degree from Aga Khan University Medical College and completed his residency programs at the University of Connecticut School of Medicine, Penn State College of Medicine, and Albert Einstein College of Medicine-Yeshiva University, followed by a fellowship program at the Cleveland Clinic. Dr. Mumtaz is rated as a Distinguished provider by MediFind in the treatment of Bicuspid Aortic Valve. His top areas of expertise are Aortic Valve Stenosis, Mitral Valve Regurgitation, Constrictive Pericarditis, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).

Tyler Wallen, DO, is a general surgeon specializing in cardiac surgery. He provides heart care for men and women including treatment for coronary artery disease, heart failure, mitral valve prolapse, aortic aneurysm, valve regurgitation and aortic dissection.|He has a clinical interest in transcatheter valve replacement and thoracic aortic disease.|Along with providing clinical expertise, Dr. Wallen offers his patients and their families emotional support. “Undergoing heart surgery is a major event, which can often leave people vulnerable and overwhelmed,” he notes. “I love coming to work each day and helping my patients navigate this difficult time.”|That includes empowering patients by clearly explaining their treatment options, so they can make informed decisions about their health. “Cardiovascular disease can be complicated,” he says. “I enjoy helping patients understand the options they have and coming to a decision on how to best manage their condition.”|Dr. Wallen attended the Lake Erie College of Osteopathic Medicine, where he earned his Doctor of Osteopathic Medicine. He followed this with a residency in general surgery at Mercy Catholic Medical Center in Philadelphia and a fellowship in cardiothoracic surgery at the University of Florida in Gainesville.|Dr. Wallen is an active member of several professional organizations including the American College of Surgeons, Society of Thoracic Surgeons, Eastern Cardiothoracic Surgical Society and Southern Thoracic Surgical Association.|In 2017 and 2018, Dr. Wallen received the Mercy Catholic Medical Center Surgery Resident of the Year award. In 2016, he received the C. Jules Rominger MD Award for Outstanding Humanism and Excellence for his commitment to providing high quality care to everyone he treats.|He volunteers with the International Children’s Heart Foundation, offering his surgical services to children across the globe. “I’ve had the opportunity to work on several different continents to develop cardiac surgery programs that are a source of ongoing pride for me,” he says.|Dr. Wallen has published several papers and participated in many research projects. He also enjoys serving as a mentor to young surgeons. “Professionally, I’m most proud of the medical students and residents I’ve had the chance to teach and mentor,” he says. “Watching them mature into talented physicians is truly rewarding.”|In his spare time, he enjoys spending time with his spouse and children, traveling, cooking, watching motorsports and rooting for the Philadelphia Flyers. Dr. Wallen is rated as an Advanced provider by MediFind in the treatment of Bicuspid Aortic Valve. His top areas of expertise are Aortic Valve Stenosis, Thoracic Aortic Aneurysm, Bicuspid Aortic Valve, Heart Valve Repair, and Aortic Valve Replacement.

Dr. Bresticker specializes in cardiothoracic surgery. He is the chair of Cardiac Surgery in Geisinger's central region. Dr. Bresticker performs aortic aneurysm repair, coronary artery bypass surgery and heart valve repair and replacement. He also performs cutting-edge procedures such as transcatheter aortic valve replacement (TAVR). Dr. Bresticker completed his medical degree at the University of Virginia, and his general surgery residency at Northwestern University Medical School. He completed his cardiothoracic surgery residency at the University of Pittsburgh. Dr. Bresticker is board certified by the American Board of Surgery in surgery and thoracic surgery. Dr. Bresticker is rated as an Advanced provider by MediFind in the treatment of Bicuspid Aortic Valve. His top areas of expertise are Cystic Medial Necrosis of Aorta, Aortic Dissection, Aortic Valve Stenosis, Heart Bypass Surgery, and Heart Valve Repair.