Dr. Naresh Trehan has served as a personal surgeon to the President of India since 1991, has received numerous awards, including the Padma Shri and Padma Bhushan. Presently, Dr. Trehan is the Founder Chairman of Medanta The Medicity, one of the largest multispecialty hospital in India. Dr. Trehan has been president of the International Society for Minimally Invasive Cardiac Surgery. Dr. Trehan was part of core team at Escorts Heart Institute and Research Center (EHIRC).
After training in general surgery and subsequently cardiac surgery at premier institutions in U.S. (NYU Medical Centre), Dr. Naresh K Trehan held important academic and clinical positions at the New York University Medical Center, Bellevue Hospital of the city of New York and Veterans Administration Hospital (Manhattan), U.S.A. His pioneering work in the field of coronary artery bypass surgery was at the New York University Medical Centre, New York, USA. In 1988, despite a successful career in United States he returned to India and started Escorts Heart Institute and Research Centre - a pioneering state-of-the-art heart institute in India. Within a short period this Centre became an important land mark in the world for cardiac surgery and cardiology. Dr. Trehan has performed over 48,000 open heart surgeries including surgeries of coronary artery and valves, carotid arteries, aortic aneurysm repair, cardiomyoplasty, cardiac ablation, myocardial total arterial revascularization, transmyocardial laser revascularisation, minimally invasive coronary artery surgery on a beating heart, reduction ventriculoplasty (Batista Operation), heart port access surgery and robotically assisted cardiac surgery. Some of these operations have been performed by Dr. Naresh K Trehan for the first time in India..
Dr Trehan left Escorts in 2007 to give shape to his dream project Medanta - The Medicity, a multi super-specialty hospital located in Delhi’s NCR region, Gurgaon. Spread over 45 acres, Medanta is a 1500 bed hospital with 45 operating theatres which will cater to over 20 super-specialties. Medanta aims to match the standards of clinical care, research and education offered by the likes of Mayo/Harvard and Cleveland Clinics, while making treatments affordable. Besides clinical work, he has taken keen interest in training, education and research programmes. He is giving post doctoral training of international standard to 30 surgeons at a point of time. Dr. Naresh Trehan has also presented number of scientific papers and chaired scientific sessions in national and international conferences in USA, UK, Japan, China, Israel and other countries.