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Dr. Naresh Trehan


Cardiovascular & Cardiothoracic Surgeon


40+ Years of Experience



About Doctor

Dr. Naresh Trehan, an esteemed figure in cardiothoracic surgery, holds a global reputation. He founded Medanta - The Medicity, a leading multi-specialty hospital in India, and serves as its managing director.

Dr. Trehan is hailed as one of the world's foremost cardiac surgeons, having performed over 48,000 successful open-heart surgeries. His exceptional contributions to medicine have earned him India's highest civilian honor, the Padma Bhushan.

Born in Lucknow, India, in 1945, Dr. Trehan earned his medical degree from King George's Medical University in 1969. Following his residency at Philadelphia's Thomas Jefferson University Hospital, he returned to India in 1971, joining Apollo in New Delhi.

Notably, he established the renowned Escorts Heart Institute and Research Centre in 1988, recognized as one of India's top cardiac hospitals.

In 2009, Dr. Trehan set up the state-of-the-art Medanta - The Medicity Hospital in Gurgaon, home to some of India's leading medical experts specializing in cardiology, cardiac surgery, oncology, and orthopedics.

His groundbreaking work in cardiac surgery revolutionized the treatment of heart disease, emphasizing the significance of preventive cardiology.

Dr. Trehan's dedication and contributions have earned him numerous accolades, including the Padma Shri, Padma Bhushan, and the Dr. B. C. Roy Award. Additionally, he is a Fellow of the American College of Surgeons and the Royal College of Surgeons in England.

Dr. Trehan remains steadfast in his commitment to providing exceptional patient care, embodying the spirit of innovation and excellence in cardiac surgery.

Medical Qualifications

  • MBBS from KG Medical College in Lucknow, 1986 
  • Diplomate- The American Board of Surgery, U.S.A. 1977
  • Diplomate- The American Board of Cardiothoracic Surgery, USA, 1979

Clinical Expertise

Special Interest

  • Cardiothoracic Surgery
  • Cardiovascular Surgery
  • Minimally Invasive Cardiac Surgery
  • Heart Transplant

All Treatments

  • Cardiac OPD Procedures
  • ECG-Treadmill Test TMT
  • 24-Hour Holter Monitoring
  • Ambulatory BP Monitoring (ABPM)
  • Echocardiography with Color Doppler
  • Transesophageal Echocardiography - TEE
  • Stress Echocardiography
  • Myocardial Perfusion Imaging (MPI) Test
  • Thallium Test - Nuclear Stress Test
  • 64 Slice CT Angiography
  • PET Scan
  • Off-pump beating CABG LV restoration
  • Valve Repair Replacement
  • Atrial Fibrillation Surgery
  • Ross Procedure
  • Cardiac Tumour Treatment
  • Thoracic Aortic Aneurysm Treatment
  • Aortic Dissection Repair Surgery
  • Minimal access surgeries for valves
  • ASD (Atrial Septal Defect) Closure
  • Aortofemoral Bypass Surgery
  • PTE - Pulmonary Thromboendarterectomy
  • Neonatal and Infant cardiac surgeries
  • Closure of defects like ASD VSD
  • Complex congenital heart surgeries
  • TAPVC - Total Anomalous Pulmonary Venous Connection Repair Arterial Switch
  • Single Ventricle Defects Surgery
  • ECMO Support
  • Cardiac Catheterization for congenital
  • Heart disease
  • Device Closure- ASD VSD
  • Balloon septostomy
  • Balloon Valvuloplasty - Aortic
  • Pulmonary and Mitral
  • Closure of Fistulas
  • Fetal Echocardiogram
  • Coronary Angiogram
  • Renal Angiogram
  • Cerebral Angiogram
  • Peripheral Angiogram
  • PTCA-Percutaneous Transluminal
  • Coronary Angioplasty
  • Peripheral Angioplasty
  • Aortic Stent Grafting
  • EPS-Electrophysiological
  • Radiofrequency Ablation
  • PPI-Permanent Pacemaker Implant - Single Chamber
  • IVC Filter Insertion
  • Biventricular Pacing
  • AICD
  • Trigger Point Injection (TPI)
  • PTMC - Percutaneous Transvenous Mitral Commissurotomy
  • Heart Bypass Surgery (CABG)
  • Angiography
  • Aortic Valve Replacement
  • Mitral Valve Replacement
  • VSD Closure (Adult) Surgery
  • Heart Double Valve Replacement
  • PPI-Permanent Pacemaker Implant - Double Chamber
  • CRT- D Implant (Cardiac Resynchronization Therapy)
  • PDA Device Closure
  • Single Bypass and Valve Replacement
  • Pediatric interventional cardiology

Professional Work Experience

  • He was the Director at Fortis Escorts Heart Institute, New Delhi.

Career Highlights

  • Dr. Naresh Trehan, with more than 40 years of experience, is widely regarded as one of the best cardiovascular and cardiothoracic surgeons in India.
  • Dr. Naresh is a cardiac surgeon who has performed over 48,000 operations.
  • His accomplishments include establishing the Escorts Heart Institute & Research Centre.
  • Dr. Trehan is an expert in a variety of cardiothoracic procedures, including aortic valve surgery, heart port access surgery, robotically assisted cardiac surgery, aortic valvuloplasty, and reduction ventriculoplasty (Batista Operation).
  • Thoracic surgeries, heart attacks, heart failure, video-assisted minimally invasive cardiac surgeries, heart disease, lung cancer, etc. are all areas in which Dr. Trehan has extensive training and experience. 

Research and Fellowships

  • Fellowship from the Royal Australasian College of Surgeons in 2002 
  • International Society for Minimally Invasive Cardiac Surgery
  • Society of Thoracic Surgeons of U.S.A.
  • Scientific Council of the American College of Angiology 
  • Board of Directors of the International Society for Minimally Invasive Cardiac Surgery
  • Editorial Board of the Journal “Heart Surgery Forum” Council 
  • Association of Thoracic and Cardiovascular Surgeons of Asia
  • European Association for Cardio-thoracic Surgery
  • Indian Industries-Healthcare Industry Committee
  • Indian Health Care Federation
  • Member of Key Advisory Group of Ministry of Health and Family Welfare, Government of India
  • Vice Chairman of Services Export Promotion Council
  • Task Force on Skill Development of XIth Five Year Plan of Planning Commission
  • Governing Council TIFAC
  • Institute Body of Sanjay Gandhi Post Graduate Institute of Medical Sciences
  • Governing Council of Sri Jayadeva Institute of Cardiology

Awards and Recoginition

  • Dr. B. C. Roy National Award, 2005
  • Life Time Achievement Award, 2002
  • FRACS (Hon), 2002
  • AMA Physician’s Recognition Award, 2001
  • Padma Bhushan, 2001
  • Rotary Ratna Award, 1996
  • Rajiv Gandhi National Unity Award, 1995
  • India International Gold Award, 1995
  • Padma Shri, 1991

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