Mr Balakrishnan Mahesh is a consultant cardiac and transplant surgeon at Harefield Hospital.

Mr Mahesh obtained his medical degree and initial surgical training from India's premier medical institution, the All India Institute of Medical Sciences in New Delhi.

He completed his training as a cardiac surgeon at Harefield Hospital and Royal Papworth Hospital. He went on to specialise in heart and lung transplantation, and implantation of ventricular assist devices, at University of Pittsburgh Medical Center, USA.

Before returning to Harefield Hospital, Mr Mahesh was a consultant at the Golden Jubilee National Hospital in Glasgow, specialising in cardiac surgery and transplantation.

He attained a Doctor of Philosophy (DPhil) at Imperial College London, for his research about the role of autoantibodies in mediating acute and chronic rejection in heart transplant recipients.

Clinical expertise

Mr Balakrishnan Mahesh’s experience at world-renowned hospitals has enabled him to broaden his expertise and amalgamate best practice. He specialises in all major heart surgery, heart and lung transplantation, and implantation of ventricular assist devices.

Mr Mahesh performs key procedures such as:

He is particularly interested in:

Research interests

Mr Mahesh’s research interests include:

  • the role of antibody mediated rejection in affecting outcomes following heart transplantation
  • right ventricular function following heart transplantation
  • implantation of left ventricular assist devices.


Mr Balakrishnan Mahesh has published widely and these are available on PubMed.


Mr Balakrishnan Mahesh is interested in education and training, and mentors others. He is a senior clinical lecturer at Imperial College London and at the University of Glasgow. Additionally, he is a clinical tutor with the Royal College of Surgeons.