James D. Thomas, MD is the Charles and Lorraine Moore Chair of Cardiovascular Imaging in the Department of Cardiology at the Cleveland Clinic Foundation. He is world-renowned in the field, having pioneered the use of stress echocardiography in evaluating heart valve disease, hypertrophic cardiomyopathy, aortic aneurysm, patent foramen ovale, and diastolic dysfunction in amyloidosis and constrictive pericarditis.

Dr. Thomas is a board-certified diplomate of the National Board of Medical Examiners, the American Board of Internal Medicine, and the Cardiovascular Subspecialty Board. He is a Fellow in the American College of Cardiology, the European Society of Cardiology and the Council on Clinical Cardiology of the American Heart Association.

Dr. Thomas is a prolific medical author in the field and has published more than 500 articles in peer-reviewed health journals, written more than 100 medical book chapters, and serves on the editorial board of publications including Circulation, Circulation Research, Journal of the American College of Cardiology, and Journal of the American Society of Echocardiography. Dr. Thomas has presented at more than 1,000 symposia, conferences and meetings internationally. He is author of Atlas of Echocardiography.