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The London Clinic


  • Colorectal Surgery
  • General and Gastrointestinal Surgery

Sub specialties

  • Laparoscopic and Minimally invasive surgery

Clinical interests

  • Colorectal and intestinal cancer
  • Crohn's disease and ulcerative colitis
  • Proctology
  • Hernia and Abdominal Wall Reconstruction

Professional profile

Mr Oliver Warren qualified from Imperial College London in 2001. He gained his Doctorate in 2009 from Imperial College London and was awarded Fellowship of the Royal College of Surgeons in 2012, for which he was awarded the ASGBI Gold Medal for outstanding performance.
Prior to becoming a consultant he undertook colorectal surgery fellowships at St. Mark's Hospital, London, the Royal Prince Alfred Hospital, Sydney and was the 2013 Association of Coloproctology’s visiting fellow at the Cleveland Clinic, Ohio, USA. He was appointed a Consultant in Colorectal and General Surgery at Chelsea and Westminster Hospital and Honorary Clinical Senior Lecturer in the Department of Surgery and Cancer at Imperial College London in more

In 2015 Oliver published his first book entitled ‘Going into Hospital? A guide for patients, carers and families' which seeks to engage patients in their care throughout the entire pathway and help patients improve their quality of care directly. He has written over 60 scientific papers and book chapters on medical leadership, patient safety and surgical education.

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Personal profile

Oliver enjoys fitness training, travelling, skiing and diving and is a keen oenophile.

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Current posts

  • Consultant Colorectal and General Surgeon
    Chelsea and Westminster Hospital
  • Honorary Clinical Senior Lecturer
    Department of Surgery and Cancer Imperial College London
  • Associate Editor (Surgery)
    Postgraduate Medical Journal

Medical training

Year qualified
  • Imperial College London (BSc)
  • Imperial College London (MBBS)
  • Imperial College London (MD)

Ages treated


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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