Jonathan Behar

Jonathan Behar is a man with short dark hair and glasses

Consultant cardiologist and electrophysiologist


Jonathan Behar became a consultant at Guy's and St Thomas' in 2021. He qualified from the Royal Free and UCL Medical School with a distinction in medical sciences in 2006. He completed general internal medicine and cardiology training in North London. He trained in electrophysiology and cardiac device implantation at the Barts Heart Centre, London.

Jonathan completed a PhD at Guy's and St Thomas' NHS Foundation Trust and King's College London. This work investigated the role of advanced cardiac imaging in cardiac resynchronisation therapy. It also led to the co-invention of a patented software platform which fuses MRI and X-rays in real time. It was nominated for a European Heart Rhythm Association Innovation award in 2017.

Jonathan has written over 80 peer reviewed papers and continues to presents his work internationally. He has co-directed several international cardiology meetings.

After completing his cardiology training, he spent 2 years as a locum consultant at the Royal Brompton and Harefield Hospitals before taking up his permanent position at Guy's and St Thomas'.

Jonathan has a passion for addressing unmet clinical needs through translational and innovative solutions. He was an NHS England Clinical Entrepreneur Fellow and recently led a team which digitised pre-operative consent for patients undergoing cardiac procedures. This work won the Royal College of Physicians Digital Award for Excellence in Patient Care 2021.

Education and training

  • MBBS, BSc, Royal Free and University College Medical School, 2000 to 2006 
  • MRCP (UK), 2009

  • North east London cardiology training programme including specialist arrhythmia training at the Barts Heart Centre, 2010 to 2018

  • PhD, Kings College London, 2017

  • CCDS and CEPS-A, international accreditation in complex devices and electrophysiology, 2018

  • Cardiology certificate of completion of training, 2019

  • Fellowship of the European Heart Rhythm Association, FEHRA, 2019  

Research interests

  • Cardiac implantable devices
  • Image guidance for cardiac procedures

  • Cardiac resynchronisation therapy

  • Novel pacing strategies and device innovation 

  • Digital health


  • Honorary Life Membership, University of London, presented by Princess Anne, University Chancellor, 2006
  • Distinction in Medical Sciences, Royal Free and University College Medical School, 2006

  • Finalist, European Heart Rhythm Association Inventor Award, guide cardiac resynchronisation therapy, 2017
  • Royal College of Physicians Excellence in Patient Care Award, digital category winner – digital transformation for shared decision making and consent, 2021


Find a list of Jonathan Behar's publications on the National Library of Medicine website.

Last updated: October 2021

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