Dr. Ondrej Lisy completed his internship and internal medicine residency at the Mayo Clinic College of Medicine in Rochester, MN. Also at the Mayo Clinic in Rochester, he completed his fellowship in cardiovascular diseases with the clinician investigator track which was followed by additional fellowship training in cardiac imaging. He received his medical degree and Ph.D. degree in cardiovascular physiology from Charles University in Prague, Czech Republic, prior to accepting the Assistant Professor of Medicine position at the Mayo Medical School.He received numerous awards while at the Mayo Clinic including the Young Investigator Award of the Heart Failure Society of America and the American College of Physicians and Donald C. Balfour Award of the Mayo Clinic Alumni Association for Meritorious Research. Dr. Lisy has been published in numerous medical journals including Circulation, Journal of the American College of Cardiology, Hypertension, American Journal of Physiology and Kidney International. Dr. Lisy has been involved in cutting edge research on heart failure for many years including designing peptides for heart failure treatment.Dr. Lisy has expertise in noninvasive cardiology and cardiac imaging modalities after he did his advanced specialty training in nuclear cardiology and echocardiography. He has been instrumental in establishing the Cardiac PET Program at Memorial Hospital where he has served since 2018 as the medical director of the Nuclear Cardiology Laboratory. Dr. Lisy is board certified in cardiology, internal medicine and nuclear cardiology. He is a Fellow of the American College of Cardiology. Dr. Lisy is rated as a Distinguished provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Mitral Valve Regurgitation, Necrosis, Arterial Embolism, Coronary Heart Disease, and Heart Bypass Surgery.

Dr. Henry Cheng is board-certified in imaging and general cardiology. He earned his medical degree from the University of California at Los Angeles. Dr. Cheng completed an internal medicine residency at Johns Hopkins Hospital in Baltimore, MD, and a cardiovascular medicine fellowship at the Hospital of the University of Pennsylvania in Philadelphia, PA. In addition to general cardiology care, Dr. Cheng specializes in cardio-oncology, echocardiography, and nuclear cardiology. He sees patients at the Chattanooga Citico office and at our Hixson office. Dr. Cheng is rated as a Distinguished provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Mitral Valve Regurgitation, Necrosis, Dilated Cardiomyopathy (DCM), and Cardiomyopathy.

Dr. Gregg Shander’s research on the heart’s electrical functions adds a new dimension to The Chattanooga Heart Institute’s renowned electrophysiology expertise. Dr. Shander has been interested in heart rhythm disturbances since he was in medical school. He received the Stanley J. Sarnoff award for cardiovascular research through which he studied rhythm disturbances. He transferred this interest from research into the care of his patients.Dr. Shander earned his doctor of medicine degree at the University of Pittsburgh School of Medicine in Pittsburgh, Pennsylvania, and completed his internal medicine internship and residency at the University of Chicago Hospital. He performed research involving arrhythmias at the University of Amsterdam, The Netherlands, and the University of Chicago. He completed his general cardiology and electrophysiology fellowships at Duke University Medical Center in Durham, North Carolina, where he received further training in cardiac pacing and clinical electrophysiology including radiofrequency ablation.Dr. Shander received the American Heart Association Basic Sciences Research Award from the Chicago Chapter. He has also presented before the American Heart Association’s scientific sessions and at numerous other cardiovascular research symposiums. He has been published in the Journal of Cardiovascular Electrophysiology, the Journal of American Physiology, the Journal of Molecular and Cellular Cardiology, and the supplement to the American Heart Association’s journal, Circulation.|Dr. Shander, his wife, and two children enjoy spending time doing activities as a family. Dr. Shander is rated as a Distinguished provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Atrial Fibrillation, Arrhythmias, Dilated Cardiomyopathy (DCM), Pacemaker Implantation, and Cardiac Ablation.

Dr. Lehman is board certified in Cardiovascular Disease and specializes in imaging cardiology. He came to Chattanooga Heart from Duke University Health System in Durham, NC. Dr. Lehman completed a fellowship and residency in Cardiovascular Disease at Duke University. He received his medical degree from Duke University School of Medicine and a Master’s of Public Policy, Concentration in Health Policy from Duke University Sanford School of Public Policy. He graduated summa cum laude from Georgetown University with a Bachelor’s of Science, Biology, where he had the highest GPA for all bachelor of science degrees. He served as a congressional aid on Capitol Hill. Dr. Lehman is rated as a Distinguished provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Mitral Valve Regurgitation, Aortic Regurgitation, Necrosis, and Arterial Embolism.

Dr. Brian Mitchell is board certified in cardiovascular medicine, internal medicine and nuclear cardiology. He has been with Chattanooga Heart since 2004 and is the recipient of numerous awards and honors.Dr. Mitchell completed his residency in internal medicine and fellowship in cardiology at the University of Arizona, Tucson. He graduated from the University of Tennessee College of Medicine in Memphis. He graduated magna cum laude from the University of Tennessee with bachelor degrees in both biology and anthropology.Dr. Mitchell is board certified in Cardiology, Internal Medicine and Nuclear Cardiology. He is a Fellow in the American College of Cardiology.Dr. Mitchell completed his residency in internal medicine and fellowship in cardiology at the University of Arizona, Tucson.Dr. Mitchell is board certified in Cardiology, Internal Medicine and Nuclear Cardiology. He is a Fellow in the American College of Cardiology. Dr. Mitchell is rated as a Distinguished provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Heart Attack, Brugada Syndrome, Short QT Syndrome, Postural Orthostatic Tachycardia Syndrome (POTS), and Pacemaker Implantation.

William Bates is a primary care provider, practicing in Family Medicine in Ooltewah, Tennessee. Dr. Bates is rated as an Experienced provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Osteomyelitis in Children, Type 2 Diabetes (T2D), Hypertension, and Familial Hypertension.

Mark Crago is a primary care provider, practicing in Family Medicine in Ooltewah, Tennessee. Dr. Crago is rated as an Experienced provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Type 2 Diabetes (T2D), Osteomyelitis in Children, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

Harish Manyam is a Cardiologist in Chattanooga,, Tennessee. Dr. Manyam is rated as a Distinguished provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Atrial Fibrillation, Arrhythmias, Paroxysmal Supraventricular Tachycardia (PSVT), Pacemaker Implantation, and Cardiac Ablation.

James Carsten is a primary care provider, practicing in Family Medicine in Ooltewah, Tennessee. Dr. Carsten is rated as an Experienced provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Obesity, Obesity in Children, Hypertension, and Familial Hypertension. Dr. Carsten is currently accepting new patients.

Shannon Mccallie is a primary care provider, practicing in Internal Medicine in Ooltewah, Tennessee. Dr. Mccallie is rated as an Experienced provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. Her top areas of expertise are Obesity, Obesity in Children, Hypothyroidism, and Familial Hypertension. Dr. Mccallie is currently accepting new patients.

Bruce Johnson is a primary care provider, practicing in Family Medicine in Ooltewah, Tennessee. Dr. Johnson is rated as an Experienced provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Type 2 Diabetes (T2D), Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. Johnson is currently accepting new patients.

Jeffrey Rogers is a primary care provider, practicing in Internal Medicine in Chattanooga, Tennessee. Dr. Rogers is rated as an Experienced provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and Familial Combined Hyperlipidemia.

Gerald Johnson is a Pediatric Cardiologist in Chattanooga, Tennessee. Dr. Johnson is rated as an Experienced provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Heart Murmurs, Ventricular Septal Defects, Familial Dilated Cardiomyopathy, and Patent Foramen Ovale.

William Blalock is a Cardiologist in Chattanooga,, Tennessee. Dr. Blalock is rated as an Experienced provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Heart Attack, Mitral Valve Regurgitation, Atrial Fibrillation, and Apoplexy.

Steven Stubblefield is a Cardiologist in Chattanooga,, Tennessee. Dr. Stubblefield is rated as an Experienced provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Angina, Unstable Angina, Atherosclerosis, Heart Bypass Surgery, and Pacemaker Implantation.

Walter Few is a Cardiologist in Chattanooga,, Tennessee. Dr. Few is rated as an Experienced provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Angina, Atherosclerosis, Coronary Heart Disease, Heart Attack, and Pacemaker Implantation.

John Golding is a Cardiologist in Chattanooga,, Tennessee. Dr. Golding is rated as an Experienced provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Angina, Heart Attack, Atherosclerosis, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

Dr. Andrew Fowler is a cardiologist at The Chattanooga Heart Institute. He is board-certified in internal medicine, cardiovascular diseases, and interventional cardiology. Dr. Fowler completed his fellowship in cardiology at the Medical University of South Carolina, where he also pursued advanced training in interventional cardiology. Prior to that, he completed his internship and residency in internal medicine at the University of Alabama at Birmingham. He graduated magna cum laude from Furman University with a B.S. in chemistry and a B.A. in music. With a patient-centered approach, Dr. Fowler believes in a shared decision-making process with his patients. His goal is to help patients achieve longer lives and allow for a better quality of life. He was inspired to become a physician so that he could be with others in their time of need and finds great fulfillment in fostering meaningful relationships with his patients.He is particularly drawn to the anatomy, physiology, and hemodynamics of cardiology, and is excited about the advancements in the field that help patients feel better and live longer. Dr. Fowler was instrumental in integrating fractional flow reserve, a technique which improves the ability to see the significance of a blockage, into catheterizations in Chattanooga. He views advancements in imaging technology as a significant evolution in his field, which makes for better decision-making and allows patients to avoid unnecessary procedures.Outside of work, Dr. Fowler enjoys spending time with his wife, creating music with loved ones, and playing pickleball. Dr. Fowler is rated as an Advanced provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Coronary Heart Disease, Atherosclerosis, Angina, Atrial Fibrillation, and Heart Bypass Surgery.

Dr. Stephen Monroe earned his medical degree from the University of South Florida College of Medicine at Tampa and completed his internship, internal medicine residency, and cardiology and interventional cardiology fellowships at the University of Florida College of Medicine in Gainesville. He held the position of assistant professor of medicine in the Division of Cardiology at the University of Florida College of Medicine.Dr. Monroe was one of the first cardiologists in this area to perform radial catheterizations. Currently, Dr. Monroe is involved in a number of cardiology research studies either as principal investigator, co-investigator or sub-investigator, or protocol co-author. The studies range from establishing condition-specific treatment guidelines to examining the safety and efficacy of pharmacological treatments. He is also currently participating in ongoing clinical trials.Dr. Monroe has been published in the American Heart Association’s journal, Circulation, as well as in Progress in Cardiovascular Diseases, The Journal of the American College of Cardiology, The Journal of Heart and Lung Transplantation, and The American Heart Journal.|He has co-authored chapters in the books Cardiology and Cardiovascular Therapeutics, A Companion to Braunwald’s Heart 2nd Edition and has presented before the members of the Society for Cardiac Angiography and Interventions. Dr. Monroe is board certified in cardiology and is a member of the Chattanooga-Hamilton County Medical Society.Dr. Monroe is an avid hiker. He and his family enjoy many outdoor activities. Dr. Monroe is rated as an Advanced provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Angina, Coronary Heart Disease, Atherosclerosis, Heart Bypass Surgery, and Advanced Bronchoscopy.

Dr. Keith Bruce is a native of Cleveland, Tennessee. He is board certified in internal medicine, cardiovascular, and clinical cardiac electrophysiology.Dr. Bruce specializes in the treatment of cardiac arrhythmias, ablation, heart rhythm disorders, and implantable cardiac devices. He is currently participating in a national trial on atrial fibrillation and has previously participated in multiple preclinical trials for implantable devices and preclinical drug trials.Dr. Bruce is the recipient of numerous significant awards including the Mayo Clinic’s Cardiovascular Diseases Outstanding Achievement Award in 2005. He has made numerous national and international presentations on cardiac topics. Dr. Bruce is rated as an Advanced provider by MediFind in the treatment of Familial Neurocardiogenic Syncope. His top areas of expertise are Arrhythmias, Dilated Cardiomyopathy (DCM), Atrial Fibrillation, Pacemaker Implantation, and Cardiac Ablation.