Dr. Mahadevan Deva Tata is a distinguished Consultant General, Upper Gastrointestinal, Obesity & Metabolic Surgeon renowned for his pioneering surgical innovations and dedication to patient safety. He is the inventor of "MARK'S Quadrant" for early gastric cancer detection, recognized with the Young Investigator Award, and developer of the "TAPP Plus" technique for inguinal hernia repair. With over 17 years of experience and having treated over 20,000 patients, he leads Upper GI Surgery for the Ministry of Health (Malaysia) and champions safe surgery initiatives. His meticulous, team-based approach significantly reduces post-operative complications.