Professor Martyn Caplin

Job title

Professor of gastroenterology and neuroendocrine tumours, consultant gastroenterologist


BSc Hons  DM  FRCP

GMC Number


Contact details

PA/secretary phone number: 020 7830 2867

PA/secretary email address:

Fax: 020 7472 6728

Private practice phone number: 07495 839 886

Related services

Gastroenterology, Neuroendocrine tumour (NET) unit


Martyn is a professor of gastroenterology and GI neuroendocrinology at the Royal Free London and University College London. He is Chairman of the European Neuroendocrine Tumor Society.  He is founder and past-chairman of the UK and Ireland Neuroendocrine Tumour Society as well as NCRI Neuroendocrine Tumour Group. He received a lifetime achievement award in recognition of his clinical leadership and research in the field of NETs. Former clinical lead for “NHS Evidence” for gastroenterology and liver diseases. He has published over one hundred and eighty peer review papers, written multiple book chapters and co-authored two books. He regularly lectures both nationally and internationally.


Multiple publications on neuroendocrine tumours, hepatobiliary and pancreatic cancers, gut hormones and the role of diet and cancer.