He is Prof. of Medicine, Pondicherry Institute of Medical Sciences, Pondicherry & Consultant- Nephrologist, Madras Medical Mission, Chennai. Chairman – Commission for Global Advancement in Nephrology (COMGAN) South Asia for International Society of Nephrology Founder President of the Peritoneal Dialysis Society of India (1997-99). International Society of Nephrology – Governing Council Member, Representing South Asia. International Advisor to Royal College of Physicians of London Chairman commission for Global Advancement in Nephrology, South Asia Region Governing Council Member of the Internal Society of Nephrology (www.ISN.org). Member Executive committee Global Indian Network for Knowledge by the ministry for Overseas Indian Affairs"