He has worked as a Junior Consultant in Masonic Hospital, Coimbatore. Dr. Ragavan has also worked as an Assistant Professor in the Department of Pediatrics, at Chennai. He has gained experience working as a consultant in the department of pediatrics at the famous Sri Kanchi Kamakoti Sankara Hospital & Sri Jayendra Saraswati Institute of Medical Education & Research, Chennai. Before joining Apollo Hospitals Bangalore, he was working for Apollo Hospitals Dhaka, as a Consultant Pediatrician & Pediatric Gastroenterologist.