• Delhi University Recognized Post-Graduate (Medicine) Supervisor.
  • Teaching of Post Graduate students and senior residents at Safdurjung Hospital for more than six years w.e.f March 1987.
  • Teaching Post Graduate Residents at A.I.I.M.S. for two years w. e. f. Jan. 1993.
  • Teaching Post Graduate students at Dr. R.M.L. Hospital since July, 1995.
  • Appointed as Senior Nephrologist in June 2000.
  • Prof. and Head of Nephrology, Post Graduate Institute of Medical Research and Dr. RML Hospital since July 2003.
  • Teaching D.M Nephrology students at PGIMER & Dr RML Hospital for the last four years
  • Teaching PDCDM students of IGNU University
  • As DM Nephrology Examiner for Maharashtra university
  • As DNB Nephrology Examiner two times
  • As examiner for PDCDM students
  • Examiner for certificate course in renal replacement therapy
  • Invited several times as Expert for selection of Medical officer and consultant Nephrologist in U P S C
  • AS M C I Inspection for creation of DM (Nephrology) seats in various medical colleges of States
  • As member of inspection team OF Human Organ Transplant Act from directorate of Health Services Nirman Bhawan New Human for various Private and Govt. hospitals of Delhi and Union Territories of India since Jan 1996.