Dr. Swaminathan Chandramouli Sasthrigal is a physician, humanitarian, and founder of Doctor on Wheels, a pioneering mobile healthcare initiative delivering compassionate medical care to the elderly and underserved at their doorstep. A Canadian citizen who returned to India, he has served 40,000+ beneficiaries, including 700+ COVID-positive patients and over 25,000 elderly citizens in Madurai. He also leads Shyamala Healthcare, a low-cost hospital prioritizing ethical treatment. With expertise in critical care and emergency services, Dr. Swaminathan has created a sustainable, scalable model bridging primary care, emergency response, and community service.