Dr. Sam, M.D. is a Radiation Oncologist at James A Haley VA Hospital and Associate professor at the University of South Florida, College of Medicine, USA. He is also a senior physician at H Lee Moffitt Cancer a prestigious institution which has National cancer center recognition]. He is also called 'David Raju' by members of his family and close relatives. He took his MBBS degree from Govt. Medical College, Kottayam, Kerala, India.