Cardiology (heart)
Spoken Languages



Dr Pantazis has many years of experience working within the field of cardiomyopathies.

He was first appointed as a consultant cardiologist at the Heart Hospital, University College London Hospitals NHS Foundation Trust (UCLH), in 2007, and then went on to work as a consultant cardiologist at Barts Heart Centre at St Bartholomew’s Hospital, London, in May 2015. 

He was also the leading cardiologist at UCLH’s neuromuscular complex care centre (NMCCC) in the National Hospital for Neurology and Neurosurgery.  

In his previous positions, he has also implemented dedicated clinics for: 

  • arrhythmogenic cardiomyopathy (ARVC)
  • cardio-neuromuscular
  • cardiac sarcoidosis. 

He was also the leading cardiologist for the interventional and surgical programmes for the management of left-ventricular outflow tract obstruction (LVOTO) in hypertrophic cardiomyopathy.

Areas of expertise

Dr Pantazis is a consultant cardiologist at the Royal Brompton and Harefield Clinical Group. He is also the group's clinical lead for cardiomyopathy. 

At Royal Brompton and Harefield, Dr Pantazis is instrumental in the development of the inherited cardiovascular conditions (ICC) service in accordance with his expertise. He introduced the ARVC clinic at the hospitals and is leading the programme for the management of LVOTO in hypertrophic cardiomyopathy. 

Dr Pantazis is also the head of the echocardiography department at North Middlesex Hospital.


Dr Pantazis has been a lead teaching consultant for medical students at University College London, and an educational and clinical supervisor to junior doctors. While working at UCLH, he was also the London Deanery lead for specialist registrar (SpR) echocardiography training.

He was previously academic lead for echocardiography at the Institute for Cardiovascular Science, University College London (UCL), and an honorary clinical senior lecturer at UCL.

Research interests

Dr Pantazis is involved in research, funded by a number of international grants, in the following fields:

  • phenotype / genotype in left-ventricular non-compaction cardiomyopathy and ARVC
  • cardiac phenotype in Friedreich’s ataxia 
  • cardiac phenotype in neuromuscular diseases
  • advanced cardiac imaging in relation to cardiomyopathies, valve diseases, intracardiac device implantation.

Dr Pantazis has had cardiomyopathy-related research published in a number of peer-reviewed journals, and is an invited speaker at many national and international meetings. He has contributed to cardiac guidelines on Friedreich’s ataxia for Ataxia UK. 

Dr Pantazis is an active supporter of charities including Cardiomyopathy UK.

Private patient referral 

If you would like to make an appointment with this specialist for private care, contact the RB&HH Specialist care team