Dr Niranjan Hiremath

Cardio Vascular & Aortic Surgery
Indraprastha Apollo Hospital
12 years

Dr Niranjan Hiremath - Cardio Vascular & Aortic Surgery in Delhi, India

Members ship

  • Fellowship in Complex Aortic, TAVI and structural heart surgery- University of Toronto, St. Michael’s Hospital, Toronto Canada
  • Fellowship in Adult Cardiac and Aortic Surgery- Austin Health, Melbourne Australia
  • MCH Cardiothoracic surgery- Sri Jayadeva Institute of Cardiovascular Sciences and Research
  • Fellowship in Vascular and Endovascular Surgery- Narayan Hospitals, Bangalore
  • Certified in Fenestrated Endovascular Treatment of Abdominal Aortic Aneurysms. Las Vegas, USA.
  • ROSS Master Course certification- New York, USA.
  • Certified in Sutureless Aortic Valve Implantation- Maine, USA.
  • ACLS Certification- Cleveland Clinic Abu Dhabi, UAE.


Professional Memberships

  • Member of the Emirates Cardiac Society (ECS)
  • Member, American Heart Association (AHA)
  • European Association of Cardiothoracic Surgeons (EACTS)
  • International Society for Vascular Surgery(ISVS)
  • Life member- Indian Association of Cardiothoracic Surgeons, India (IACTS)
  • ATLS provider- certified by American College of Surgeons
  • American Heart Association BLS and ACLS certified.



  • Performed world’s first Modified Branch-first open Thoracoabdominal aortic repair for complex aortic aneurysm in UAE.
  • First surgeon to hold double super speciality degrees in both Vascular surgery and Cardiothoracic surgery in India.
  • Comprehensively trained in both open heart surgeries and minimally invasive endovascular cardiac and aortic procedures.
  • 1. Daoulah A, Hiremath N, et al, “Outcomes of Emergency Left Main Revascularization; Percutaneous Coronary Intervention vs. Coronary Artery Bypass      Grafting”- European Journal of Medical Research. Accepted for publication, June 2023.
  • 2. Daoulah A, Hiremath N, et al, Outcomes of Left Main Revascularization in Patients with Anemia: Gulf Left Main Registry- Cardiology. Accepted for publication, June 2023
  • 4. Left Main Coronary Artery Revascularization in Patients with Impaired Renal Function; Percutaneous Coronary Intervention vs. Coronary Artery Bypass Grafting- Accepted July 2023.
  • 5. Hybrid Repair Of Type-Ii Thoracoabdominal Aortic Aneurysm Using Modified Branch-First Technique- Journal of Vascular surgery Innovative Techniques 2023, https://doi.org/10.1016/ j.jvscit.2023.101105.
  • 6. Daoulah A, Hiremath N, et al. Impact of left ventricular ejection fraction on outcomes after left main revascularization: g-LM Registry. J Cardiovasc Med (Hagerstown). 2023 Jan 1;24(1):23-35. doi: 10.2459/JCM.0000000000001383. Epub 2022 Oct 11. PMID: 36219153.
  • 7. A Doulah, N Hiremath et al. Journal: Archives of Cardiovascular Diseases. Title: Outcomes of Left Main Revascularization in Patients with Anemia: Gulf Left Main Registry. In Press.
  • 8. A Doulah, N Hiremath, Unprotected Left Main Revascularization in the Setting of Non-coronary Atherosclerosis: Gulf Left Main Reg- istry, Current Problems in Cardiology, Volume 48, Issue 1, 2023, 101424, ISSN 0146-2806
  • 9. Percutaneous Coronary Intervention Vs Coronary Artery Bypass Surgery for Unprotected Left Main Coronary Disease: G-LM Reg- istry. Amin Daoulah, N Hiremath et al. Curr Probl Cardiol. 2022 Oct.
  • 10. Niranjan Hiremath, Gopal Bhatnagar, Khubaib Mapara, Houssam Younes, Woosup Michael Park, Modified Branch-first Open Repair of Thoracoabdominal Aortic Aneurysm- A Technical Description, Operative Techniques in Thoracic and Cardiovascular Surgery, 2022, ISSN 1522-2942
  • 11. Co-investigator, Left Main Coronary disease, PCI vs CABG, Gulf registry.
  • 12. N Hiremath, Younes H, Aleinati T, W M Park. Repair of Extent-V Thoracoabdominal aortic aneurysm using the Modified Branch-first technique. JTCVS- Techniques-. https://doi.org/10.1016/ j.xjtc.2021.03.014
  • 13. N. Hiremath, G. Bhatnagar. Implantation of stentless aortic root prosthesis using inversion technique. J Thorac Cardiovasc Surg Tech, 5 (2021), pp. 1-3
  • 14. Non-infective Intervalvular Fibrosa aneurysm- review of literature. Hiremath N, Bhat S, Manjunath CN- MCH CTS thesis and publica- tion. Submitted to JACC case series journal 2022.
  • 15. Chandra N, Hiremath N, Moten S. Unusual cause of tamponade secondary to pericardial injury from chronic pacemaker lead protru- sion. ANZ J Surg. 2020 Jun;90(6):1208-1209. doi: 10.1111/ ans.15533. Epub 2019 Oct 31. PMID: 31674104.



  • coronary artery Bypass surgery
  • Heart Valve repair replacement surgery
  • mitral valve repair/ replacement
  • aortic valve repair/ replacement
  • minimal invasive cardiac surgery
  • hybrid cardiac surgery

Heart Transplant, Ventricular Assist Device (VAD), Lung Transplantation, Coronary Artery Bypass Surgery, Heart Valve repair replacement surgery, Mitral Valve Repair/ Replacement, aortic valve repair/ replacement, minimal invasive cardiac surgery, hybrid cardiac surgery, robotic cardiac surgery, aortic aneurysm surgery, endovascular surgery, TAVI, Lung ressecttion, pneumonectomy, lobectomy, Thoracic surgery, VATS,

MBBS, MS General Surgery, MCH Cardiothoracic surgery , FVES Vascular Surgery, FACS(Aus.) Advanced Cardiac and Aortic Surgery, FCAS Aortic surgery(Can.) Complex Aortic Surgery, Structural heart and TAVI.
  • 2022-2023- Advanced Fellow in Complex Aortic Surgery, University of Toronto, St. Michael’s Hospital, Canada.
  • 2019- 2022- Cardiothoracic, Vascular and Aortic Surgeon, Associate Staff Physician Cardiac surgery Heart and Vascular Institute Cleveland Clinic Abu Dhabi, United Arab Emirates.
  • 2019- 2022- Clinical Assistant Professor, Cleveland Clinic Lerner College of Medicine of Case Western Reserve University Education Institute, Cleveland, Ohio, USA.
  • 2017- 2019- Senior Fellow in Complex Cardiac and Aortic Surgery. Melbourne, Australia.
  • 2016- 2017- Cardiothoracic Surgeon, Institute of advanced Cardiac and Aortic Diseases, SIMS Hospital, Chennai.

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