Dr Peter Irving


Gastroenterology and General Internal Medicine

  • Gastroenterology
Self Pay


  • Biography icon plus

    Dr Irving trained in Medicine at Cambridge University and The London Hospital Medical College, qualifying with distinction in 1995. He conducted his research at Bart’s and The London on inflammatory bowel disease before moving to Australia for a further period of research.

    He is internationally known as an expert in inflammatory bowel disease (Crohn’s disease and ulcerative colitis) and leads the inflammatory bowel disease service at Guy’s and St Thomas’ Hospital, London where he also runs a large research and clinical trial programme. He has previously sat on the IBD Section of the British Society of Gastroenterology and Chaired the Education Committee of the European Crohn’s and Colitis Organisation.

    Dr Irving also has a specific interest in irritable bowel syndrome (IBS). Together with dietetic colleagues at Guy’s and St Thomas’ and King’s College London, he introduced the low FODMAP diet to the UK and continues to conduct research in this field. Overall he has over 100 publications and has published 3 books.

    His practice includes all aspects of luminal gastroenterology with a particular interest in inflammatory bowel disease (Crohn’s disease and ulcerative colitis) and irritable bowel syndrome (IBS). His endoscopic interests include small bowel capsule endoscopy as well as gastroscopy and colonoscopy.

  • Clinical interests icon plus

    Inflammatory bowel disease (IBD), Crohn’s disease, ulcerative colitis, irritable bowel syndrome (IBS), luminal gastroenterology, endoscopy and colonoscopy.

Practice locations

NHS base

Guy’s and St Thomas’ NHS Trust

Consults at

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