Dr. Yan Katsnelson is a highly-skilled cardiovascular surgeon. He completed his training at the Brigham and Women’s Hospital, Harvard Medical School, and served as an attending Cardiovascular and Thoracic Surgeon at the University of Chicago. Dr. Katsnelson’s clinical interests include minimally-invasive aortic and mitral valve surgery, complex aortic operations, re-operative coronary and valve surgery, and beating-heart (off-pump) bypass surgery. His research interests are in the fields of mitral valve repair and ventricular assist devices. He performs a wide range of vascular and thoracic operation, including the innovative and minimally invasive Endovenous Laser Therapy to treat varicose veins. Yan Katsnelson, M.D. is the founder of the Chicago Heart Institute and USA Vein Clinics. He is fluent in English, Russian, and Hebrew. He is also a member of the American College of Phlebology and the Society of Thoracic Surgery. Dr. Yan Katsnelson is an author and co-author of multiple medical scientific publications.