Dr. Thomas Stephen is a graduate from Calicut Medical College, Calicut, Kerala (1996). He had his cardio thoracic surgery training from Christian Medical College, Vellore (2002-2005). He received Gold Medal for the best outgoing M.Ch. Trainee for the year 2005 from the Tamil Nadu M.G.R. Medical University. Worked as Lecturer at the Dept. Of cardio Thoracic Surgery, C.M.C. Vellore during 2005-2006. He did his Fellowship training in Adult Cardiac Surgery at Green Lane Cardio Thoracic Unit, Auckland City Hospital, Auckland, New Zealand from 2006-2008.