Dr. Marwaha has been actively consulting patients since the year 2000 and began his career in February 2000 from the Department of Nephrology at Dayanand Medical College & Hospital. He went on to work with leading hospitals like PGI, Sri Ganga Ram Hospital, Shrinath Kidney Centre at Jalandhar.
Dr Marwaha handles about 1200- 1400 dialysis per month, doing kidney biopsies, CAPD/APD and manages Transplant patients.