Dr. Subrat Kumar Acharya a gasteroenterologist, is renowned as a liver transplant physician. He has a post doctorate degree from AIIMS, New Delhi. He was born on 11 January 1951 in Balasore, Odisha, India. In 2014, he received the Padma Shri Award. Subrat Kumar Acharya obtained his MBBS from the Berhampur University, Orissa with honours in Pathology, Opthamology , Otto-rhino- laryngology in 1974 and was adjudged as the best outgoing student .He did his MD (General Medicine,1980) from Utkal University, Orissa and DM(Gastroenterology, 1982) from the All India Institute of Medical Sciences(AIIMS), New Delhi. He joined the AIIMS , New Delhi as a lecturer in 1986 and became a Professor in 1997 and has been working as the Head of the department of Gastroenterology at the AIIMS since 2004.

Acharya has special research interest in Liver diseases, particularly in the area of Acute liver Failure, Acute on Chronic liver Failure, Primary liver Cancer, Hepatitis E virus infection , Hepatitis A,B &C Virus infections. He has published about 200 research papers in Indexed international and national journal of repute, some of which provided new knowledge in the particular areas. He has written about 50 invited editorial ,reviews, commentry in such journals and also wrote many chapters in various text books in Gastroenterology & Medicine. His work on Acute liver failure has resulted in identification of new definition, classification, etiology, natural course, prognostic factors, the pathogentic factors and the therapeutic approach of treatment of Acute liver failure as distinct from the west . Based on his work International Association for the study of liver suggested holistic definitions and nomenclature for Acute and sub-acute liver failure. Due to such contributions, Indian Council of Medical Research granted him to establish ‘Advanced Center for Liver Disease' at the AIIMS. He also obtained the patent for developing antibody the hepatitis B Surface Antigen(Anti-HBs).