Mark C Thel, MD, FACC

Dr. Gregg Shanders research on the hearts electrical functions adds a new dimension to The Chattanooga Heart Institutes 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 Associations 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 Associations journal, Circulation.

Dr. Ondrej Lisy completed his internship and residency at the Mayo Clinic College of Medicine in Rochester, MN. He also completed a cardiology fellowship with special focus on cardiovascular imaging at the Mayo Clinic. Dr. Lisy completed his internal medicine residency, clinician investigator training, and a fellowship in cardiovascular diseases and cardiac imaging at the Mayo Clinic. He received his medical degree and Ph.D. degree in cardiovascular physiology from the 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. He designed several peptides one of which is currently in clinical trial for heart failure. Dr. Lisy has an expertise in noninvasive cardiology and imaging modalities echocardiography, nuclear cardiology and cardiac CT. Dr. Lisy is a member of the American College of Cardiology and the American Heart Association. Dr. Lisy is board certified in cardiology and internal medicine.

Dr. Vinay Madan is board certified in Internal Medicine and Cardiovascular Diseases. Dr. Madan specializes in interventional cardiology. He completed his fellowship in cardiology at New York University Langone Medical Center. Dr. Madan completed his internship and residency in Internal Medicine at Washington University School of Medicine. He is a graduate of the University of Alabama at Birmingham School of Medicine and holds a degree in biochemistry from Rhodes College in Memphis, TN.