• MBBS - University of Calcutta, 1955
• DMRE - University of Calcutta, 1961
• DMRT - Royal College of Physicians & Surgeons, England, 1963
• DMRD - Royal College of Physicians & Surgeons, England, 1964
• FRCR  -  Royal College of Physicians & Surgeons, England,  1965

Professional & Academic Attachments :

• Chittranjan Cancer Hospital - Joined in 1956. Took voluntary retirement in 1980 while serving as Consultant Radiotherapy.
• Cancer Centre Welfare Home and Research Institute, Thakurpukur - Director, Secretary and Head of the Department of Radiation Oncology & Nuclear Medicine.
• National Board of Examination - Examiner of Radiotherapy.
• Several Presentations & Publications at National & International Levels

Award & Honours :

• Padmasree from the President of the Republic of India,1987.
• Rathindra Puraskar from Viswa Bharati University,1987-88.
• Sheriff of Calcutta, 1989.
• Hony. D.Sc from Burdwan University, 1994.
• Sir Dorabji Tata Memorial Oration, 1991.
• Man of Calcutta - 1981.
• Founder, Cancer Centre Welfare Home and Research Institute, Thakurpukur. A coompletely Voluntary organisation runs mainly on public donations and charities. It is now recognised as one of the leading Cancer Hospitals in India.
• Founder, Child Care Centre at the Institute at Thakurpukur. A unique health care centre for pediatric cancer patients with unparalleled ambience. For entertainment of the unfortunate child patients there is a pool of water, a playground, an open-air theatre and a toy train.