Dr. Vimal Ramjee

Dr. Allen Atchley is board certified in Internal Medicine and Cardiovascular Diseases and also holds specialized board certifications in Echocardiography, Nuclear Cardiology and is a Registered Physician in Vascular Interpretation, Vascular Ultrasound. He completed his fellowship in cardiology at Duke University Medical Center where he further pursued advanced training with a specialized fellowship in non-invasive cardiovascular imaging. Dr. Atchley also completed his internship and residency in Internal Medicine at Duke.Dr. Atchley performed the first 3D Transesophageal Echo (TEE) in Chattanooga in March of 2011 and is one of only a few cardiologists level 3 trained in echocardiography and nuclear cardiography in the area. While at Duke University, he participated in research focused on echo and nuclear cardiology.Dr. Atchley and his wife have four young children—twin girls, a daughter one year younger and the youngest, a son. His leisure time is spent enjoying activities with his family. Dr. Atchley is a former All-American golfer. Dr. Atchley is rated as a Distinguished provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Mitral Valve Regurgitation, Coronary Heart Disease, Atherosclerosis, Heart Bypass Surgery, and Pacemaker Implantation.

Matthew Wiisanen is an Interventional Cardiologist and a Cardiologist in Chattanooga, Tennessee. Dr. Wiisanen is rated as an Advanced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Apoplexy, Atrial Fibrillation, Heart Attack, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement. Dr. Wiisanen is currently accepting new patients.

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 Atrial Septal Defect (ASD). His top areas of expertise are Mitral Valve Regurgitation, Aortic Regurgitation, Necrosis, and Arterial Embolism.