The Fellow of Chittaranjan National Cancer Institute in Head & Neck Oncology, Dr. Chowdhury have been invited to lecture in several national podiums on head and neck cancer. He is one of the best Oral Cancer Surgeon in Eastern India having a great track record and success rate of Post Cancer Rehabilitation Surgery.

Attached to reputed institutions like Belle Vue Clinic, AMRI-Dhakuria, Desun Hospital, N.G. Nursing Home and Smile & Profile Advanced to name a few.