Professor Christos Toumpanakis


Consultant In Gastroenterology & Neuroendocrine Tumours

Professor Christos Toumpanakis is a Consultant in Gastroenterology & Neuroendocrine Tumours in the Centre for Gastroenterology & Neuroendocrine Tumour Unit – ENETS Centre of Excellence of Royal Free Hospital, London.

He is a professor at the medical school of University College London and has been awarded ‘top-teacher of the year’ in 2007, 2009, 2013, 2014, 2015 and 2016. He graduated from Medical School-University of Athens, Greece, in 1994, obtaining his specialty title in gastroenterology and hepatology in 2004, along with his PhD from University of Athens in 2007.

His sub-specialty is ‘Neuroendocrine (Carcinoid) Tumours (NETs)’ and he is considered as one of the international experts in that field. Prof Toumpanakis has significant clinical experience in all types of gastro-entero-pancreatic, as well as bronchial NETs in all available treatment options.

His main interests, apart from general gastroenterology and endoscopy, include gastro-oesophageal reflux disease, celiac disease, chronic diarrhoea, inflammatory bowel disease and gastro-intestinal problems in patients with congenital immuno-deficiencies.

He lectures regularly in several international conferences and has published many original papers and reviews. He is the chair of the advisory board of the European Neuroendocrine Tumour Society (ENETS), the editor of ENETS CME program, and co-author of ENETS, UK and Ireland NET Guidelines.

Prof Toumpanakis is leading a NET clinical research group and his main research interests include novel biomarkers and molecular imaging in NETs, mesenteric fibrosis and carcinoid heart disease.

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Hospital Locations

Royal Free Hospital

Year qualified


Country of qualification


Languages spoken

English, Greek


  • Gastroenterology
  • Neuroendocrine Tumours


  • Chair of the Advisory Board of European Neuroendocrine Tumour Society (ENETS)
  • Fellow of Royal College of Physicians (UK)
  • Fellow of American Gastroenterology Association
  • Fellow of European Board of Gastroenterology and Hepatology
  • Member of the UK & Ireland Neuroendocrine Tumour Society (UKI-NETS)
  • Member of British Society of Gastroenterology (BSG)
  • Member of European Society of Gastro-intestinal endoscopy (ESGE)

Procedures offered

  • Gastroscopy
  • Colonoscopy

Clinical interests

  • General gastroenterology
  • Chronic diarrhoea
  • Inflammatory bowel disease
  • Neuroendocrine (carcinoid) tumours
  • Gastro-oesophageal reflux disease
  • Gastroinstestinal problems of patients with congenital immunodeficiency

Research interests

Neuroendocrine tumours : biomarkers, mesenteric fibrosis, carcinoid heart disease

Professor Christos Toumpanakis, Consultant In Gastroenterology & Neuroendocrine Tumours is available to be seen for consultations at Royal Free London