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The London Clinic


  • Gastroenterology

Sub specialties

  • Diagnostic and therapeutic endoscopy
  • Colonoscopy and polypectomy
  • Bowel cancer screening (nationally accredited bowel cancer screening colonoscopist)
  • Video capsule endoscopy and double-balloon enteroscopy
  • Luminal gastroenterology
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  • Inflammatory bowel disease
  • Small bowel diseases
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Clinical interests

  • Bowel cancer prevention
  • Endoscopy

Professional profile

Dr Adam Humphries is a Consultant Gastroenterologist and specialist endoscopist at St Mark’s Hospital, Harrow, an internationally recognised centre of excellence for intestinal disorders and endoscopy. He is the Clinical Lead for Endoscopy and his specialist interests include luminal gastroenterology, inflammatory bowel disease, diagnostic and therapeutic endoscopy, bowel cancer screening endoscopy, video capsule endoscopy and double-balloon enteroscopy. Dr Humphries also leads the small bowel endoscopy service at St Mark’s Hospital, a national referral centre and one of only a few sites in the UK that provides double-balloon enteroscopy for the diagnosis and treatment of small bowel diseases
Dr Humphries qualified from Imperial College Medical School in 2002 and undertook his specialist gastroenterology training within London from 2005-2013. He then completed a fellowship in advanced and small bowel endoscopy at St Mark’s Hospital before being appointed to the Consultant staff in 2014.

Personal profile

I am married with three children and enjoy many sports, including squash, running and skiing.

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Current posts

  • Consultant Gastroenterologist & Endoscopy Lead
    St Mark's Hospital
  • Honorary Clinical Senior Lecturer
    Imperial College

Medical training

Year qualified
  • Imperial College
    1996 - 2002.

Ages treated

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Clinic location

London Digestive Health, 41 Welbeck Street, Marylebone, London, W1G 8DW
(Please note this is the consultant's private practice location and is not managed by The London Clinic)

Clinic times

Monday: 9.30am - 1pm (Endoscopy)
Tuesday: 2pm - 5pm (Endoscopy)
Wednesday: Wednesday 1.30pm-7.30pm (Outpatients)


Vicky Hollings
020 3219 3289

Main switchboard: +44 (0) 207 935 4444

Treatment enquiries: +44 (0) 207 616 7693Consultant appointments: +44 (0) 207 616 7693 Prices for self funding patients: +44 (0) 203 219 3315Physiotherapy appointments: +44 (0) 207 616 7651X-ray and scan appointments: +44 (0) 207 616 7653Invoice and payment enquiries: +44 (0) 207 616 7708

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