. Dr. Means is rated as an Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. His top areas of expertise are Pure Red Cell Aplasia, Anemia, Iron Deficiency Anemia, and Fetal Parvovirus Syndrome.

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 Transthyretin Amyloidosis. His top areas of expertise are Mitral Valve Regurgitation, Necrosis, Dilated Cardiomyopathy (DCM), and Cardiomyopathy.

Rebecca Hung is an Advanced Heart Failure and Transplant Cardiologist in Nashville, Tennessee. Dr. Hung is rated as a Distinguished provider by MediFind in the treatment of Transthyretin Amyloidosis. Her top areas of expertise are Cardiac Amyloidosis, Heart Failure, Transthyretin Amyloidosis, and Transthyretin Amyloid Cardiomyopathy.

Muhamed Baljevic is a Hematologist Oncology specialist and a Hematologist in Nashville, Tennessee. Dr. Baljevic is rated as an Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. His top areas of expertise are Multiple Myeloma, Relapsed Refractory Multiple Myeloma (RRMM), Smoldering Multiple Myeloma, Bone Marrow Transplant, and Bone Marrow Aspiration. Dr. Baljevic is currently accepting new patients.

David Slosky is a Cardiologist in Nashville,, Tennessee. Dr. Slosky is rated as an Advanced provider by MediFind in the treatment of Transthyretin Amyloidosis. His top areas of expertise are Coronary Heart Disease, Atherosclerosis, Angina, Cardiac Ablation, and Pacemaker Implantation.

Dr. Chad Armstrong comes to The Chattanooga Heart Institute from Vanderbilt University Medical Center where he completed a fellowship in Cardiovascular Medicine and where he also completed an Internal Medicine residency. Dr. Armstrong sees patients at our Chattanooga Glenwood office and at our Hixson office. Dr. Armstrong is rated as an Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. His top areas of expertise are Mitral Valve Regurgitation, Necrosis, Aortic Regurgitation, and Aortic Valve Stenosis.

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 Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. His top areas of expertise are Coronary Heart Disease, Atherosclerosis, Angina, Atrial Fibrillation, and Heart Bypass Surgery.

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 an Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. His top areas of expertise are Mitral Valve Regurgitation, Necrosis, Arterial Embolism, Coronary Heart Disease, and Heart Bypass Surgery.

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 Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. His top areas of expertise are Arrhythmias, Dilated Cardiomyopathy (DCM), Atrial Fibrillation, Pacemaker Implantation, and Cardiac Ablation.

Dr. Mark Thel graduated with Distinction from the University of Virginia and cum laude from Georgetown University School of Medicine. At Georgetown, he was president of the Honor Medical Society Alpha Omega Alpha. He served his internship, internal medicine residency, cardiology fellowship, and interventional training at Duke where he was also the Chief Resident in the Department of Medicine. He received the Duke Medical School Davison Society teaching award in 1996.Dr. Thel has published more than 25 papers focusing on clinical trials in interventional cardiology. Dr. Thel participated in the United States Navy Health Professions Scholarship Program and left the Navy in 2000 as a Commander. His duty stations included General Medical Officer for Carrier Air Group Five in Atsugi, Japan, and staff cardiologist at the National Naval Medical Center in Bethesda, MD. Dr. Thel is a Diplomate of the National Board of Medical Examiners and is board certified in internal medicine, cardiology and interventional cardiology. He is a Fellow of the American College of Cardiology. Dr. Thel is rated as an Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. His top areas of expertise are Coronary Heart Disease, Atherosclerosis, Angina, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).

Ashley Bock is an Advanced Heart Failure and Transplant Cardiologist in Nashville, Tennessee. Dr. Bock is rated as an Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. Her top areas of expertise are Heart Failure, Pulmonary Edema, Cardiogenic Shock, Cardiac Ablation, and Pacemaker Implantation.

A Thomas is a Cardiologist in Nashville, Tennessee. Dr. Thomas is rated as an Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. His top areas of expertise are Necrosis, Cardiomyopathy, Arrhythmogenic Right Ventricular Cardiomyopathy, Pacemaker Implantation, and Cardiac Ablation.

Deepak Gupta is a Cardiologist in Nashville, Tennessee. Dr. Gupta is rated as an Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. His top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Heart Failure, Pulmonary Edema, and Constrictive Pericarditis.

Mark Zenker is a Cardiologist in Nashville, Tennessee. Dr. Zenker is rated as an Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. His top areas of expertise are Familial Hypertrophic Cardiomyopathy, Sengers Syndrome, Aortic Regurgitation, Pacemaker Implantation, and Cardiac Ablation.

Muddassir Mehmood is an Advanced Heart Failure and Transplant Cardiologist and a Cardiologist in Knoxville, Tennessee. Dr. Mehmood is rated as an Advanced provider by MediFind in the treatment of Transthyretin Amyloidosis. His top areas of expertise are Heart Failure, Transthyretin Amyloid Cardiomyopathy, Transthyretin Amyloidosis, Pulmonary Edema, and Heart Transplant. Dr. Mehmood is currently accepting new patients.

A specialist in peripheral vascular disease, Dr. Brian H. Negus joined The Chattanooga Heart Institute from private practice in Gainesville, Georgia, where he also served as director of the cardiology laboratory at Northeast Georgia Medical Center.He received his doctor of medicine degree from the Medical College of Georgia in Augusta and completed both his internship and residency in internal medicine and cardiology fellowship at Parkland Memorial Hospital in Dallas. He conducted his fellowship in interventional cardiology at the University of Alabama at Birmingham, where he then served as assistant professor of medicine in the interventional cardiology section.Dr. Negus’ work with research has included projects conducted at the Medical College of Georgia and Parkland Memorial as well as at the University of Alabama at Birmingham and Emory University in Atlanta, Georgia.Board certified in internal medicine and cardiovascular diseases, he is a member of the Chattanooga-Hamilton County Medical Society. In addition, he is a fellow in the American College of Cardiology and American Heart Association. Dr. Negus is rated as an Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. His top areas of expertise are Arterial Embolism, Coronary Heart Disease, Carotid Artery Disease, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

Jia Bi is a Hematologist Oncology specialist and a Hematologist in Nashville, Tennessee. Dr. Bi is rated as an Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. Her top areas of expertise are Adult Immune Thrombocytopenia, Immune Thrombocytopenic Purpura (ITP), Hemangioma Thrombocytopenia Syndrome, Thrombocytopenia, and Bone Marrow Aspiration. Dr. Bi is currently accepting new patients.

Kelly Schlendorf is a Cardiologist and a Transplant Surgeon in Nashville, Tennessee. Dr. Schlendorf is rated as an Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. Her top areas of expertise are Heart Failure, Pulmonary Edema, Hepatitis C, Heart Transplant, and Lung Transplant. Dr. Schlendorf is currently accepting new patients.

George Crossley is a Cardiac Electrophysiologist in Nashville, Tennessee. Dr. Crossley is rated as an Experienced provider by MediFind in the treatment of Transthyretin Amyloidosis. His top areas of expertise are Cardiomyopathy, Familial Progressive Cardiac Conduction Defect, Arrhythmias, Cardiac Ablation, and Pacemaker Implantation.