Badri Nath Tandon, born on 1 August 1931 in a
Khatri family, graduated in medicine (MBBS) from
King George Medical College, Lucknow and secured his post-graduate degree (MD) from the same institution. In 1993, he shifted to Pushpawati Singhania Research Institute for Liver, Renal and Digestive Diseases, New Delhi as its director and senior consultant and served the institution till 2000 when he moved to Metro Group of Hospitals, Noida as its chairman, a post he holds till date. He served as the chairman of the
Task Force of Liver Diseases initiated by the
Indian Council of Medical Research (ICMR) and is the incumbent chair of the
Digestive Diseases Foundation of India and the
Digestive Diseases Research Foundation. and Nutrition Society of India (1995–99) and the vice-president of the
World Gastroenterology Organisation. He is also credited with the isolation of
Hepatitis E virus and the introduction of a new therapeutic protocol of the Hepatitis E as well as
Hepatitis C using herbal plants. He has also published two text books,
Textbook Of Tropical Gastroenterology, and
Tropical Hepato-Gastroenterology, and has contributed 13 chapters to text books written by others. he also sat on the editorial boards of several national and international journals; National Medical Journal, Ceylon Medical Journal, Asian Pacific Journal of Gastroenterology and Hepatology, Hepatology Communication, European Journal of Hepatology,
Journal of Clinical Gastroenterology and Gastroenterology International counting among them. ==Awards and honors==