- Technical Consultant, Mukh Mantri Punjab Hepatitic C Relief Fund, Punjab Govt., Punjab..
- Chairman, National Action Plan (NAP) for Viral Hepatitis, Govt. of India
- Chairman, Injection safety project, The State of Punjab
- Chairman, Injection safety under National Action Plan on Viral Hepatitis, Govt. of India
- Member, AASLD Asia-Pacific Regional Advisory Council
- Dr BC Roy National Award – Received from Honorable President of India Smt Pratibha Devisingh Patil on July 2, 2008.
- President, International Society on Hepatic Encephalopathy and Nitrogen Metabolism (ISHEN), 2014-2017.
- Editor-in-Chief, Journal of Clinical & Experimental Hepatology (JCEH) from Jan 2011 (http://www.jcehepatology.com/)
- Governor, American College of Gastroenterology (ACG) since 2011.
- Fellow, Royal Society of Physicians (FRCP) – London.
- Fellow, Royal Society of Physicians (FRCP) – Edinburgh.
- Fellow, National Academy of Medical Sciences (FAMS) in October 2010.
- Member, International Relations Committee Member of American College of Gastroenterology (ACG)
- Invited as Faculty at the 13th International Society on Hepatic Encephalopathy and Nitrogen Metabolism (ISHEN) held in Padova, Italy in May 2008.
- Elected Executive Member of ISHEN at13th ISHEN symposium held in Padova, Italy in May 2008.
- Member of Advisory Board, International Society on Hepatic Encephalopathy and Nitrogen Metabolism (ISHEN) since 2006-2008
- Invited as faculty at the “4th Single Topic Conference on HCC” sponsored by JapanSociety of Hepatology (JSH) held at Awaji, Hyogo, Japan in 2005
- Fellow of American College of Gastroenterology, bestowed in 2001
- Member, National Academy of Medical Sciences (MNAMS), bestowed in 1998
FELLOWSHIPS/MEMBERSHIP OF SOCIETIES
Fellow:
- American College of Gastroenterology (FACG)
- National Association of Medical Sciences (FAMS)
- Royal College of Physician, Edinburgh (FRCP Edinburgh)
- Royal College of Physician, London (FRCP London)
- Fellow, American Association for the Study of Liver Diseases (FAASLD)
Member:
- American Association for the Study of Liver Diseases (AASLD),
- American Society of Gastrointestinal Endoscopy (ASGE),
- European Association for the Study of the Liver (EASL),
- National Academy of Medical Sciences (MNAMS) till 2010,
- Indian Society of Gastroenterology (ISG),
- Indian Association for study of the liver (INASL)
- Society of Gastrointestinal Endoscopy of India (SGEI)
Course Director
- Course Director for ACG Postgraduate Course for India at its Annual Meeting of ACG held at Philadelphia in October 2014.
- Course Director for INASL Postgraduate Course and INASL-AASLD Symposium on “Alcoholic Hepatitis” at its 25th (Silver Jubilee) Annual Meeting of Indian Association for study of the liver (INASL) held at New Delhi from August 3-6, 2017.
Editorial board Member
International Journal of Hepatology, World Journal of Gastroenterology, World Journal of Hepatology
National Committees
Chairman: Task force on Hepatic Encephalopathy and ALF (INASL),
Member: Task force on Hepatitis C (INASL); Task force on Hepatitis B (INASL); Task force on ACLF (INASL); Task force on Drug Induced Liver Injury (DILI) (INASL); Task force on Wilson’s disease
Reviewer for Journals
Gastroenterology, Hepatology, American Journal of Gastroenterology, Gut, Clinical Gastroenterology and Hepatology, Digestive and Liver Disease, Digestive Diseases and Sciences, World Journal of Gastroenterology, Obesity Research, Liver International, PLOSone, Indian Journal of Gastroenterology, European Journal of Pediatrics, BMC Gastroenterology, etc.