+44 (0)20 7407 3100

Treatments & Specialties

Consultant Cardiologist

Dr Brian Clapp

Dr Brian Clapp

Consultant Cardiologist


Dr Clapp attended medical school at Cambridge University and University College London before completing his general medical training in teaching hospitals around the capital.

Using a British Heart Foundation Fellowship he was awarded a PhD from the University of London into the links between inflammation and acute cardiac events; a continued active research interest.

He completed his specialist training in Cardiology with a particular emphasis on coronary and structural intervention in 2005 and was appointed Consultant Cardiologist and Honorary Senior Lecturer at Guys and St Thomas’ Hospital.

He provides a service in both general cardiology, including cardiovascular risk assessment and hypertension, and specifically interventional and structural cardiology.

He has expertise in all areas of coronary intervention (angioplasty) including the physiological and anatomical assessment of lesion severity. 

He has specific experience in the assessment and closure of atrial septal defects and patent foramen ovale, including for cryptogenic strokes, and additionally he has a specialist interest in the interaction between Diving Medicine and Cardiology (and is on the Health and Safety Executive register of secondary specialists with an interest in diving).

Special interests

Interventional cardiology and diagnostic angiography including transradial procedures. Diving Medicine.  Percutaneous closure of atrial septal defects and patent foramen ovale. 

Consulting Address

Department of Cardiology, 6th Floor East Wing

St Thomas Hospital

London SE1 7EH

Consulting Sessions:

Friday PM (other times Ad hoc)


Hollie Tinkley


020 7188 1049 / 07847 600 609


020 7188 1011






NHS Base:

Guy’s & St Thomas’ Hospital