The London Clinic


  • Colorectal Surgery
  • Gastroenterology

Clinical interests

  • Abdominal wall reconstruction
  • Closure of stoma
  • Colonoscopy
  • Diverticular disease
  • Fissure
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  • Fistula
  • Flexible sigmoidoscopy
  • Haemorrhoid
  • Hernia (abdominal wall)
  • Inflammatory bowel disease
  • Proctology
  • Rectal cancer
  • Small bowel resection
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Professional profile

Omar Faiz is a Consultant Surgeon at St Marks Hospital & Academic Institute and an Honorary Senior Lecturer at Imperial College. His principal areas of clinical interest are the surgical management of Inflammatory Bowel Disease (IBD), colorectal and hereditary cancer syndromes, coloplastic surgery and proctological surgery.

Omar is Director of Research at St Mark's hospital. He has wide research interests and supervises PhD research fellows at Imperial College. He has published widely on colorectal cancer epidemiology, Inflammatory Bowel Disease, surgical outcome and surgical performance. He has authored over one-hundred-and-seventy-five peer-reviewed scientific publications, thirteen book chapters and three medical text books.

Omar holds various leadership positions at a national and international level. He is the current Chairman of the Association of Coloproctologists of Great Britain and Ireland (ACPGBI) Inflammatory Bowel Disease subcommittee and also chairs the Ileal Pouch Registry for the ACPGBI. He is a past advisor to the National Institute for Health and Care Excellence (NICE). In addition, he chairs the surgery group within the Global Comparators (GC) partnership - an international surgical benchmarking group and is an Associate Editor for the journal Colorectal Disease.

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Medical training

Year qualified
  • University of London

Ages treated

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Clinic location

116 Harley Street
London W1G 7JL
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Clinic times

Monday: On request PM
Tuesday: 1-5pm
Saturday: On request
Sunday: On request

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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