Former president of World Endoscopy Organisation (WEO)
Chairman of Asian Institute of Gastroenterology, Hyderabad, India. 
Awarded Rudolf Schindler award which is the highest award in the world for gastrointestinal endoscopy (ASGE) 2021.
Published over 710 papers in National & International Peer review journals and has contributed chapters in 23 International Text Books of Gastroenterology and has edited 8 G.I. Endoscopy Text Books. 
Received PADMA BHUSHAN AWARD from Government of India in 2016.