Dr. S. Ramkumar, MBBS, MD, DM (Endocrinology, AIIMS), is a distinguished diabetologist and endocrinologist based in Chennai. He had several years of practice at Rajiv Gandhi Government General Hospital, Madras Medical College and Apollo Main Hospital, Greams Road. He also serves as a reproductive endocrinologist in Apollo Women’s Hospital and pediatric endocrinologist at Apollo Children’s Hospital, Thousand Lights. Dr. S. Ramkumar earned his super‑specialty degree in Endocrinology from the prestigious All India Institute of Medical Sciences(AIIMS), New Delhi.

A leading specialist in hormonal diseases, Dr. S. Ramkumar, treats conditions such as thyroid disorders, diabetes mellitus, PCOS, obesity, male sexual dysfunction, pubertal disorders, short stature, and osteoporosis. His extensive experience has placed him at the forefront of thyroid disease management, including the treatment of hyper/hypothyroidism, thyroid cancer, and thyroid nodules.