Dr. Ashwin Karuppan Viswanathan

Dr. Ashwin Karuppan Viswanathan is an internal medicine physician and diabetologist based in Chennai, Tamil Nadu. He holds an MD and is a Fellow of the Royal College of Physicians (Glasgow and Edinburgh). He has served as Head of the Department and Senior Consultant at Gleneagles Global Hospitals from 2019 to 2026 and is currently associated with the institution as a physician while also leading Tambaram Medical Center as Founder and Chairman.

Dr. Viswanathan’s clinical work includes internal medicine practice with a focus on metabolic disorders and diabetes care. His career includes roles in hospital-based clinical leadership, along with involvement in research and academic activities, contributing to structured patient care and institutional development.

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