Dr. Sen has completed his MBBS from R.G. Kar Medical College, Kolkata in 1999, MS (General Surgery) from IPGMER in 2005, DNB (General Surgery) from National Board of Examinations in 2006, MRCS from UK in 2006, DNB (Surgical Gastroenterology) from CMRI Hospital, Kolkata in 2010.He has also completed his MNAMS from National Academy of Medical Sciences in 2007, Fellowship in AMASI in 2007, Fellowship in Hepato - Biliary - Pancreatic Surgery and Liver Transplantation from Sir Ganga Ram Hospital, Delhi in 2007, FICS in 2012 and Certification in Endo Hernia Surgery & Solid Organ Endo-surgery in 2008. Prior to joining Medica family he was associated with Fortis Hospitals, AMRI Group of Hospitals, Apollo Gleneagles, CMRI , Woodlands, Belle Vue Nursing Home , Kolkata and has an experience of above 23 years.