• Founder, Chairman & Chief Interventional Gastroenterologist, MedIndia Hospitals, Chennai (since 2001)
  • Hon. Distinguished Professor (for Life time), The Tamil Nadu Dr. MGR Medical University, Chennai (since 2021)
  • Hon. National President, Indian Society of Gastroenterology (2016-17)
  • Hon. National President, Society of Gastrointestinal, Endoscopy of India (2007-08)
  • International Committee Member, American Society for Gastrointestinal Endoscopy (2017-21).
  • Ph.D Guide & Expert Committee Member, Department of Curriculum Development, The Tamil Nadu Dr. MGR Medical University
  • Honorary Medical Consultant, Indian Red Cross Society, Tamil Nadu Chapter (since 2013)
  • Nominated Member, Tamil Nadu State Advisory Board on Disability (2017-21)
  • Program Director & Head of Department, Post Doctoral Fellowship Program in Gastroenterology & Advanced G.I. Endoscopy (program Affiliation & Accreditation by The Tamil Nadu Dr. MGR Medical University)
  • Honorary Reviewer, Indian Journal of Gastroenterology & Hepatology International
  • Editorial Board Member, Journal of Digestive Endoscopy.
  • Adjunct Professor, The Tamil Nadu, Dr. MGR. Medical University, Chennai (2010-2015)
  • Founder & Convenor, Medindia Academy
  • Hon. State President, Indian Society of Gastroenterology, Tamil Nadu Chapter (2005-06)
  • Chief Organiser, Medindia Rural Voluntary Health Services
  • Founder & Managing Trustee, Medindia Charitable Trust
  • Governing Council Member, Indian National Association for Study of Liver (INASL)
  • Director, Medindia Research Foundation

  • Immediated Past President – Indian Society Of Gastroenterology
  • Chairman & Chief Interventional Gastroenterologist – Medindia Hospitals, Medindia Institute Of Medical Specialities (MIMS), Chennai
  • Honorary Reviewer – Indian Journal Of Gastroenterology, Hepatology International
  • Nominated Member – Tamil Nadu State Advisory Board, On Disability
  • Expert Committee Member – Department Of Curriculum Development, The Tamilnadu Dr. Mgr Medical University
  • Editorial Board Member – Journal Of Digestive Endoscopy.
  • Hon. National President – Society Of Gastrointestinal, Endoscopy Of India (SGEI), 2007-08
  • Adjunct Professor – The Tamilnadu, Dr. M.g.r. Medical University, Chennai (2010-2015)
  • Convenor – Medindia Academy
  • Hon. State President – Indian Society Of Gastoenterology, Tamilnadu Chapter
  • Initiator & Organiser – Post Doctoral Fellowship, In Advanced G.i. Endoscopy Accredited By The Tamilnadu Dr.m.g.r. Medical University
  • Director – Medindia Research Foundation
  • Chief Organiser – Medindia Rural Voluntary Health Services
  • Trustee – Medindia Charitable Trust
  • Honorary Consultant – Indian Red Cross Society, Tamilnadu Chapter
  • Governing Council Member – Indian National Association For Study Of Liver (INSAL)
  • International Committee – American Society For Gastrointestinal Member Endoscopy (ASGE)