Membership in International Societies:
- International Association for the Study of the Liver
- Asian Pacific Association for the Study of the Liver (Council Member : Session : 2007-2010)
- International Association of Surgeons and Gastroenterologists
- American Association for the Study of the Liver
- European Association for the Study of the Liver
- Founder Member, HEV International Association
Membership in Bangladesh Societies:
- Founder President: Association for the Study of the Liver, Dhaka, Bangladesh
- Immediate Past President : Bangladesh College of Physicians & Surgeons.
- Life Member and Past President: Association of Physicians of Bangladesh
- Life Member: Bangladesh Medical Association
- Life Member: Bangladesh Gastroenterology Society