Global Hospital Chennai performed India's first successful single-lung transplant and has completed over 210 heart-lung transplants. Its thoracic surgeons handle high-complexity cases with Da Vinci robotic assistance. The hospital is NABH accredited – following international quality standards – and its International Patient Services organises transfers, interpreters, and visa help. Dr Raja Sundaram, a surgical oncologist, has performed over 15,000 cancer surgeries.