Jon R. Resar received his M.D. from the Medical College of Wisconsin in 1985. He completed an internal medicine residency at The Johns Hopkins Hospital and fellowships in cardiovascular medicine and interventional cardiology at The Johns Hopkins Hospital and Johns Hopkins University School of Medicine. He joined the faculty at Johns Hopkins in 1992 and is currently a Professor of Medicine/Cardiology. He was the past Director of the Adult Catheterization Laboratory and Interventional Cardiology at the Johns Hopkins Hospital. His field of specialization is management of coronary artery disease and valvular heart disease. Dr. Resar holds memberships in the American Heart Association and is a Fellow of the American College of Cardiology. Dr. Resar is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Aortic Valve Stenosis, Heart Attack, Atrial Septal Defect (ASD), Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).

"Originally from Wisconsin, Dr. Czarny attended the University of Wisconsin where he majored in molecular biology. After medical school at the Johns Hopkins University School of Medicine, he completed an internal medicine residency at the Brigham and Women’s Hospital in Boston followed by cardiovascular disease, interventional cardiology, and structural heart disease fellowships at Johns Hopkins. Currently, he is a faculty member in interventional cardiology and performs heart catheterizations and coronary artery stenting for patients with stable coronary artery disease (CAD) and myocardial infarctions (""heart attacks"") at both the Johns Hopkins Hospital and the Johns Hopkins Bayview Medical Center. He is also a member of the Structural Heart Disease team and performs minimally invasive, catheter-based treatments for structural heart disease at the Johns Hopkins Hospital including transcatheter aortic valve replacement (TAVR) for aortic valve stenosis, valve repair/replacement procedures for mitral valve regurgitation and stenosis, patent foramen ovale closure, atrial septal defect closure, alcohol septal ablation for hypertrophic cardiomyopathy, and left atrial appendage occlusion with the Watchman(TM) device. He sees patients in his structural heart disease clinics at both the Johns Hopkins Hospital and the Johns Hopkins Bayview Medical Center. Dr. Czarny's research interests include the safety of cardiac stenting at hospitals without cardiac surgery backup and outcomes of catheter-based structural heart procedures.". Dr. Czarny is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Aortic Valve Stenosis, Apoplexy, Heart Attack, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).

Rani Hasan is an Interventional Cardiologist in Baltimore, Maryland. Dr. Hasan is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Aortic Valve Stenosis, Apoplexy, Heart Attack, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).

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 Aortic Valve Stenosis. His top areas of expertise are Aortic Valve Stenosis, Mediastinitis, Cystic Medial Necrosis of Aorta, Heart Bypass Surgery, and Aortic Valve Replacement.

Joseph Cinderella is a Cardiologist in Salisbury, Maryland. Dr. Cinderella is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Aortic Valve Stenosis, Angina, Coronary Heart Disease, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

Steven Hearne is a Cardiologist in Salisbury,, Maryland. Dr. Hearne is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Coronary Heart Disease, Atrial Fibrillation, Angina, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).

John Wang is a Cardiologist in Baltimore,, Maryland. Dr. Wang is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Aortic Valve Stenosis, Apoplexy, Heart Attack, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).

Mark Treuth is a Cardiologist in Salisbury, Maryland. Dr. Treuth is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Coronary Heart Disease, Angina, Atherosclerosis, Atrial Fibrillation, and Pacemaker Implantation.

Christian Bounds is a Cardiologist in Salisbury,, Maryland. Dr. Bounds is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Atrial Fibrillation, Coronary Heart Disease, Angina, Pacemaker Implantation, and Heart Bypass Surgery.

Anuj Gupta is a Cardiologist in Baltimore,, Maryland. Dr. Gupta is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Aortic Valve Stenosis, Cardiogenic Shock, Pulmonary Veno-Occlusive Disease, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

Jeffrey Wieland is a Cardiologist in Salisbury,, Maryland. Dr. Wieland is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Arterial Embolism, High Cholesterol, Angina, Hypertension, and Pacemaker Implantation.

Maninder Singh is a Cardiologist in Salisbury, Maryland. Dr. Singh is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Heart Attack, Aortic Valve Stenosis, Atrial Fibrillation, Percutaneous Coronary Intervention (PCI), and Thrombectomy.

Diljon Chahal is a Cardiologist in Baltimore,, Maryland. Dr. Chahal is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Aortic Valve Stenosis, Apoplexy, Heart Attack, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

Stephan Pavlos is an Internal Medicine provider in Salisbury,, Maryland. Dr. Pavlos is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Angina, High Cholesterol, Dilated Cardiomyopathy (DCM), Glucocorticoid-Remediable Aldosteronism, and Pacemaker Implantation.

Anthony Frey is a Cardiologist in Salisbury,, Maryland. Dr. Frey is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Dilated Cardiomyopathy (DCM), Angina, Arrhythmias, Cardiac Ablation, and Pacemaker Implantation.

Dennis Chodnicki is a Cardiologist in Berlin, Maryland. Dr. Chodnicki is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Angina, Arterial Embolism, Hypertension, Pacemaker Implantation, and Cardiac Ablation.

Stephen Plantholt is a Cardiologist in Baltimore, Maryland. Dr. Plantholt is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Coronary Heart Disease, Aortic Valve Stenosis, Bicuspid Aortic Valve, Heart Attack, and Pacemaker Implantation.

Rene Desmarais is a Cardiologist in Salisbury,, Maryland. Dr. Desmarais is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Angina, Atherosclerosis, Coronary Heart Disease, Pacemaker Implantation, and Cardiac Ablation.

Daniel Griffen is a Cardiologist in Rockville,, Maryland. Dr. Griffen is rated as a Distinguished provider by MediFind in the treatment of Aortic Valve Stenosis. His top areas of expertise are Aortic Regurgitation, Mitral Valve Regurgitation, Necrosis, and Paroxysmal Supraventricular Tachycardia (PSVT).

Dr. Wendy Post is professor of medicine at the Johns Hopkins University School of Medicine and holds a joint appointment as professor of epidemiology at the Johns Hopkins Bloomberg School of Public Health. She is the Lou and Nancy Grasmick Professor of Cardiology. Dr. Post is a cardiologist at the Johns Hopkins Ciccarone Center for the Prevention of Cardiovascular Disease and the Echocardiography Laboratory and is associate faculty at the Welch Center for Prevention, Epidemiology, and Clinical Research at Johns Hopkins University. She is Director of Cardiovascular Research for the Division of Cardiology and Director of Research for the Hopkins Cardiovascular Fellowship Training Program. Dr. Post received her undergraduate degree in biology from Harvard University. She earned her medical degree from Columbia College of Surgeons and Physicians, Columbia University. After completing her internship and residency at Harvard Medical School’s Beth Israel Hospital, Dr. Post received her master’s degree in epidemiology from the Harvard School of Public Health. She was a research fellow at the Framingham Heart Study, in Framingham, Mass., and completed a fellowship in cardiology at The Johns Hopkins Hospital. Dr. Post joined the Johns Hopkins faculty in 1997. Dr. Post’s research interests include prediction and prevention of coronary heart disease and sudden cardiac death, noninvasive imaging of subclinical atherosclerosis, genetics of cardiovascular disease, sex and racial/ethnic differences in cardiovascular disease, and cardiovascular disease in HIV/AIDS and COVID-19. She is the chair of the steering committee, and the principal investigator for the Hopkins field center for the NIH-funded Multi-Ethnic Study of Atherosclerosis (MESA). Dr. Post also leads Multicenter AIDS Cohort Study (MACS) Cardiovascular Disease sub-studies. She has been the PI for three R01 grants from NHLBI investigating cardiovascular disease in HIV, and is dual PI on the cardiology NHLBI training grant, which has been continuously funded for over 45 years. Dr. Post is a manuscript reviewer for multiple publications and is currently associate editor of Circulation. She has over 350 peer-reviewed research publications. Dr. Post was elected as a member of the American Society for Clinical Investigation (ASCI) in 2015. She mentors multiple medical students, medical house staff, fellows and junior faculty. She was a member of the Hopkins Professorial Promotions Committee and a former Johns Hopkins University Provost Fellow. She was co-chair of the Johns Hopkins University Committee on the Biomedical Scientific Workforce. Dr. Post is rated as an Advanced provider by MediFind in the treatment of Aortic Valve Stenosis. Her top areas of expertise are Atherosclerosis, Coronary Heart Disease, Carotid Artery Disease, Hormone Replacement Therapy (HRT), and Aortic Valve Replacement.