Dr. Sanjay Bhattacharya did his MD in Microbiology in 2000 from JIPMER, Pondicherry and DNB in 2001, then went on to do his Diploma from the Royal College of Pathologists in 2005 (in Microbiology) and finally his FRCPath (in Virology) in the year 2009. He has ten years of experience of working in august institutions both in India and abroad like SSKM Hospital (Kolkata), AIIMS (New Delhi), JIPMER (Pondicherry), University Hospitals of Leicester, UK, University Hospitals Coventry & Warwickshire, UK, City Hospital, Heart of England NHS Trust, University Hospital, Birmingham, UK. Before joining TMCT, Dr. Bhattacharya had been working at Health Protection Agency's London Regional Laboratory at King's College Hospital, UK, as a locum Consultant in Virology. He has also worked as a locum Consultant in Microbiology at the West Suffolk Hospital NHS Trust. Dr. Bhattacharya has got several scientific publications to his credit in various national and international journals.

His areas of clinical and research interests and include antibiotic and antiviral therapy, transplantation virology, infection management in ICU and among immunocompromised patients, viral hepatitis, HIV, congenital CMV and medical education.