In 2006, Professor David van Heel was appointed Professor of Genetics at Barts and The London School of Medicine and Dentistry, and Consultant Gastroenterologist at Barts Health NHS Trust. Since 2013 he has also been Deputy Chief Clinical Information Officer for Barts Health NHS Trust (NHS medical informatics & eHealth, usage & research).

David completed a Natural Sciences BA at Cambridge University in 1990 and Clinical Medicine training at University of Oxford (George Pickering Finals Prize) in 1993.

A Medical Research Council Clinical Training Fellowship led to a PhD from the Wellcome Trust Centre for Human Genetics, University of Oxford in 2002. David was a Wellcome Trust Clinician Scientist Fellow at Imperial College London from 2002 to 2006.

David completed specialist medical training as a Consultant in Gastroenterology in 2004.