Dr. Arunabha Sengupta studied in R.G. Kar Medical College and did his medical graduation from the University of Calcutta in 1975. After residency and post graduate training he obtained the degree of Master of Surgery in 1979 while working as the resident medical officer of Cancer Centre & Welfare Home,Thakurpukur.

After a brief stint in West Bengal Health Service, he rejoined the department of Surgical Oncology of Cancer Centre & Welfare Home as a deputy visiting surgeon in 1982. He was subsequently promoted to the post of a full consultant with responsibility for a special unit of Head & Neck Surgery and then became the In-charge of the department of Surgery where he worked till November 2003. He joined Kothari Medical Centre as consultant surgical oncologist in 1995. Presently he is attached AMRI hospital, Kothari Medical Centre, and Woodlands Hospital as consultant surgical oncologist. He has also started one unit for surgical oncology in Calcutta Heart Clinic in Salt Lake for patients residing in Salt Lake and adjacent areas of North 24 Parganas.

As a professional Dr. Sengupta has carried out vast numbers of cancer surgeries which include complicated gastrointestinal and hepatobiliary and pancreatic surgeries and surgeries for head and neck cancers and breast cancers with reconstructive techniques.

He is practicing in Kolkata with good reputation for the last twenty five years and is grateful for the appreciation and support he has received from his medical colleagues and patients.

As an academician he has a good number of presentations to his credit in both national and international levels. He has delivered orations, guest lectures, and CME lectures in many cancer conferences, including the prestigious Prof. Amiya Sen memorial lecture and has received the award for Professional Excellency from A.S.I. He edited the News Letter on cancer for many years and has many publications to his credit including articles and editorials in national dailies on subjects relating to cancer treatment. He is well traveled and had visited many reputed cancer centers abroad like the Memorial Sloan Kettering Cancer Centre, NY, NIH Washington, Free University Hospital Amsterdam, Christie Hospital, Manchester and was the invited visiting fellow of The Memorial Regional Cancer Hospital Miami in 1999.

Dr. Sengupta is a member of professional bodies like Association of Surgeons of India, Indian Association of Surgical Oncology, and Indian Medical Association and Indian Academy of Medical Specialists. He has organized state and national level surgical and oncological conferences and international workshops with WHO collaboration.

He is a member of the Rotary International since 1989 and has founded a charitable trust called CROP to join hands to the nation wide fight against the disease cancer.