Presently working as Senior Consultant Medical Oncologist, Haemato- Oncologist and Academic Coordinator, Dept of medical oncology at Apollo Cancer Institute, New Delhi. After training from AIIMS, New Delhi, Dr. P.K. Das has been working at Apollo Hospital, Delhi for the past 13 years & incharge of Medical Oncology unit I. DNB in medical oncology training programme has been started since 2010 & Dr. P.K.Das is working as academic coordinator of the department.