He has been with various prestigious institutes as WHO fellow like House Ear Instititute, Los Angeles, NIH Washington, DC Boy’s Town National Research Hospital, Omaha and New York Eye Ear Infirmary, New York, USA
MBBS, MS (ENT), WHO Fellow
He has been member of various ENT associations like Association of Otolaryngology of India, Rhinology Society of India and Academy of Otolaryngology of India
He has more than 100 publications to his credit at International and National level in various journals, books, magazines and national dailies on various ENT diseases. He has been a guide to Ph.D. students in Delhi University.
State award for service doctors by Govt. of NCT, Delhi and advisor to armed forces of India, Ministry of Defence (2000–2006). Invited as International faculty to Taiwan and New Zealand. He has been president of various ENT associations like President of Association of Otolaryngology of India (2009–10). President of Rhinology Society of India (2009–11) and President of India State A.O.I. (2000–2001).