1. Director & Chief Consultant, Medical &Haemato-Oncology (Pan-Max), Max Cancer Centre, Max Healthcare, New Delhi, October 2009 –June 2010.
2. Consultant Medical Oncology, Guy’s and St Thomas’ NHS foundation Trust, London.
Consultant Medical Oncologist (Haem-Oncology), Parkside Oncology Clinic, Wimbledon. June 2009 –October 2009.
3. Consultant Medical Oncology, Addenbrookes hospital, Hills Road, Cambridge, May 2008 – June 2009.
4. Department of Medical & Haemato-Oncology, Royal Marsden NHS Foundation Trust, Chelsea and Sutton, London. Feb 1998-May 2008.
5. Department of Medical Oncology, Prof S H Advani MD, FICP, Prof Purvish Parikh MD, Medical Oncology / Medicine, Tata Cancer Hospital, Parel, Mumbai, India, Dec 1996-Jan 1998.
6. Medical Oncology/ Medicine, Indraprastha Apollo Hospital, New Delhi, India, Aug 1996 -Dec 1996.
7. Medical Oncology / Medicine, Rungta Hospital, Jaipur, India, Feb 1996-Apr 1996.
8. Medical Oncology, Tata Cancer Hospital, Mumbai, Sept 1994-Jan 1996.
9. Lala Lajpat Rai Medical College (LLRM), Meerut, UP, India, July 1992-Aug 1994.