GPT Healthcare Limited owns and operates a chain of multispecialty hospitals under the name ILS Hospitals brand name in India. The company offers healthcare services, including internal medicine and diabetology; nephrology, such as renal transplants; laparoscopic and general surgery; gynecology and obstetrics; critical care; gastroenterology; orthopedics and joint replacement; interventional cardiology; neurosciences; pediatrics; diagnostic; and neonatology. It also operates pharmacies. The company was incorporated in 1989 and is based in Kolkata, India. GPT Healthcare Limited operates as a subsidiary of GPT Sons Pvt. Ltd.