The Apollo Group's main hospital was established in 1983. One of the most well-known hospitals in the world today is Apollo Hospital Chennai. Patients travel to this hospital from all over the nation and the world (medical tourism) to resolve their medical issues. specialising in a range of medical procedures, including robotic surgery, the treatment of heart disease, oncology (cancer treatments), neurology and neurosurgery, cosmetic and reconstructive surgery, gastroenterology, nephrology, and urology. More than 60 departments, including those in dentistry, orthopaedics, spine surgery, and other specialties, are run by physicians with worldwide training.