Dr. Thomas Macgillivray

Reed Donaldson Quinn, M.D., is a cardiothoracic surgeon in Bethesda, Maryland, at Suburban Hospital. Dr. Quinn has extensive experience in the treatment of adult and congenital heart disease. He has clinical expertise in structural heart procedures including aortic, mitral, tricuspid, and pulmonary valve repairs and replacements. He also has extensive experience in aortic-mitral curtain reconstructions, percutaneous aortic valve replacement (TAVR), and LVOT enlargements. Dr. Quinn earned his Bachelor of Science Degree from Brigham Young University, his Masters in Engineering and Bioengineering from University of Utah, and his Medical Degree from University of Utah. He completed general surgery residency at University of Rochester and cardiothoracic surgery residency at The Milton S. Hershey Medical Center. Additionally, he completed a fellowship in pediatric congenital cardiovascular surgery at Children’s Hospital in Boston. Dr. Quinn has interests in innovative therapies for valvular heart disease and serves as the US Master Proctor for the Corcym Perceval sutureless valve. He has been the principal investigator at Maine Medical Center for several clinical studies. Dr. Quinn is very active in international health and has led trips for teaching and performing congenital heart surgery in Kenya, and is a visiting professor at Tenwek Hospital in Bomet, Kenya. Recent News Articles and Media Coverage At Suburban Hospital, Cardiac Surgery Expertise ShinesJohns Hopkins Medicine (March 2025). Dr. Quinn is rated as a Distinguished provider by MediFind in the treatment of Constrictive Pericarditis. His top areas of expertise are Aortic Valve Stenosis, Mediastinitis, Cystic Medial Necrosis of Aorta, Heart Bypass Surgery, and Aortic Valve Replacement.

Bartley Griffith is a Thoracic Surgeon in Baltimore, Maryland. Dr. Griffith is rated as a Distinguished provider by MediFind in the treatment of Constrictive Pericarditis. His top areas of expertise are Hemolysis, Aortic Valve Stenosis, Aortic Regurgitation, Embolectomy, and Aortic Valve Replacement.

Ahmet Kilic is a cardiac surgeon in Baltimore, Maryland. He is an associate professor of surgery at the Baltimore-based Johns Hopkins University School of Medicine. He also serves as director of heart transplantation and mechanical circulatory support. Dr. Kilic's areas of clinical expertise include adult cardiac surgery with a special interest in heart transplantation and mechanical circulatory support. Prior to joining Johns Hopkins, Dr. Kilic served as associate professor of surgery at The Ohio State University Wexner Medical Center and was the director of the heart transplant and mechanical circulatory support programs. He was co-director of the advanced heart failure program as well as the vice director of clinical and academic affairs in the division of cardiac surgery. Although a recognized leader in the field of heart failure, Dr. Kilic’s expertise runs the spectrum of cardiac surgery. Dr. Kilic is rated as a Distinguished provider by MediFind in the treatment of Constrictive Pericarditis. His top areas of expertise are Heart Tumor, Restrictive Cardiomyopathy (RCM), Supravalvular Aortic Stenosis, Heart Transplant, and Heart Bypass Surgery.