Professor John Deanfield works at the University College London and has an interest in paediatric cardiology with a particular focus on endothelial function and congenital heart disease.

He graduated from the University of Cambridge in 1975 and underwent clinical training at Middlesex Hospital, London, and postgraduate training in paediatric cardiology at Great Ormond Street Hospital and adult cardiology at Hammersmith Hospital. He was appointed as a Consultant in 1984 and has over 34 years of consultant experience. He is a Fellow of the Royal College of Physicians, the European Society of Cardiology and the American College of Cardiology.

It is important that HCA be transparent about our relationship with those doctors who provide us with clinical guidance on delivering the best possible care to patients and operating our hospitals safely and efficiently. We set out here some of the ways in which we work together and the amount we pay this doctor for such services.