Life member, Indian Medical Association
Life member, Indian Public Health Association
Member, Kerala Sastra Sahithya Parishad, NGO
Executive Member, Health Action by People, NGO
Executive Member, Centre for Advancement in Global Health, NGO
Member, Technical Advisory Committee, eHealth Kerala project, Govt. of Kerala
Former Member, Technical Advisory Committee (Clinical Studies), SCTIMST
Member, Research Advisory Committee, Centre for Environment Development, Trivandrum.
Member, Research Advisory Committee, State Health System Resource Centre, Trivandrum
Member, Board of Studies in Health Sciences, SCTIMST
Editorial Board Member, Journal of Indian Medical Informatics.
Council Member, International Academy of Cardiovascular Sciences-India.
Member, Technical Committee, School of Health Policy and Planning, Kerala University of Health Sciences(KUHS)