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Dr. Niranjan Hiremath


Cardiothoracic Surgeon


12+ Years of Experience


New Delhi

About Doctor

Dr. Niranjan Hiremath is a renowned Cardiothoracic Surgeon with a wealth of experience exceeding 12 years in the field.

His educational qualifications include an MBBS, an MS in General Surgery, and an MCh in Cardio Thoracic Surgery, all from the same university called JJM Medical College, Davangere.

His area of expertise lies in Aortic Valve Disease, Atrial Fibrillation, Cardiomyopathy, Coronary Artery Disease, Hole In The Heart, Kawasaki Disease, Angina, Fainting, Congenital Heart Surgery, and Myocarditis.

Dr. Hiremath has performed the world’s first Modified Branch-first open Thoracoabdominal aortic repair for complex aortic aneurysms in UAE.

He holds the distinction of being the first surgeon in India with double super specialty degrees in both Vascular surgery and Cardiothoracic surgery.

He is a prominent member of the Emirates Cardiac Society, American Heart Association, European Association of Cardiothoracic Surgeons, International Society for Vascular Surgery, and Indian Association of Cardiothoracic Surgeons.

Medical Qualifications

  • MBBS: JJM Medical College, Davangere in 2007.
  • MS: General Surgery from JJM Medical College, Davangere in 2011.
  • MCh: Cardio-Thoracic Surgery from JJM Medical College, Davangere in 2016.

Clinical Expertise

Special Interest

  • Thoracoabdominal aneurysm
  • Thoracic aortic aneurysm
  • Abdominal aortic aneurysm
  • Aortic dissection
  • Aortic malignancy
  • Aortic trauma
  • Aortoiliac aneurysm
  • Arch aneurysm
  • Congenital aortic disease in adults
  • Familial aortic disorders
  • Infectious aortic disorders
  • Loeys-Dietz syndrome
  • Marfan syndrome
  • Juxtarenal and pararenal aneurysms
  • Turner syndrome
  • Vascular 
  • Ehlers-Danlos syndrome
  • Vasculitis

All Treatments

  • Aortic valve procedures
  • Aortic valve replacement (AVR)- mechanical, bio-prosthetic, and stentless tissue valves
  • Aortic valve repair- David’s valve-sparing root replacement- tricuspid and bicuspid aortic valves
  • Aortic root replacement- Bentall procedure
  • Aortic root enlargement as a concomitant procedure to AVRs for small aortic annulus
  • ROSS procedure- AVR done using pulmonary autograft
  • Sinus of Valsalva replacement/repair for ruptures
  • Aortic valve re-suspension 
  • Thoracic Aortic procedures
  • Type-A Aortic dissection repairs
  • Ascending aortic replacement
  • Ascending aortic and hemi-arch replacement under deep hypothermic circulatory arrest
  • Partial and total arch replacement for aneurysms and dissections
  • Hybrid procedures
  • C. Thoracoabdominal aortic program- TAAA surgeries
  • Aortic repair for aneurysms and dissections
  • Open repair for aortic trauma and rupture
  • Aortic arch aneurysm endovascular or hybrid repairs
  • Arch debranching procedures
  • TAVR
  • Thoracoabdominal fenestrated endovascular procedures

Professional Work Experience

  • Dr. Niranjan Hiremath, with over a decade of experience, brings a wealth of expertise and dedication to his profession.

Career Highlights

  • Dr. Niranjan Hiremath conducted the world's first Modified Branch-first open Thoracoabdominal aortic repair for a complex aortic aneurysm in the UAE. 
  • He is the first surgeon in India to achieve dual super specialty degrees in both Vascular surgery and Cardiothoracic surgery.

Research and Fellowships

  • Member: Emirates Cardiac Society  
  • Member: American Heart Association 
  • Member: European Association of Cardiothoracic Surgeons 
  • Member: International Society for Vascular Surgery 
  • Member: Indian Association of Cardiothoracic Surgeons

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