Dr John Martin

Gastroenterologist in London

MD MB Bchir FRCP MA

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Dr John Martin areas of expertise:

Professional statement

Dr John Martin is a highly-experienced gastroenterologist and endoscopist based in London and holds an NHS Consultant post at Imperial College (ICL). He is an expert in colorectal cancer screening, therapeutic and diagnostic colonoscopy and has 25 years' experience of managing all aspects of gastroenterology including abdominal pain or discomfort, reflux disease, diarrhoea and constipation, rectal bleeding, irritable bowel syndrome, Crohn’s disease and ulcerative colitis

Graduated from Cambridge University and King’s College Hospital, London in 1990, Dr Martin completed his gastroenterology training within North West London. In 2002, he was awarded an MD from the University of London in bowel cancer screening and became a consultant at Chelsea and Westminster Hospital before joining Charing Cross Hospital in 2006. Dr Martin refined his skills in colonoscopy to ensure they are always safe, high-quality and comfortable for his patients. 

Dr Martin teaches colonoscopy both within the NHS Trust and also at national screening centres. He is a bowel cancer screening accredited colonoscopist and an examiner for BCSP colonoscopy accreditation. He has authored numerous peer reviewed publications.  

Dr Martin is director of the West London Bowel Cancer Screening Centre; he is the national advisor to Public Health England on endoscopy within the Bowel Cancer screening service and chairs the national advisory committee on quality and safety of endoscopy within screening. He forms an integral part of numerous other professional bodies and has been widely published in peer-reviewed journals. 

  • Bedside manner
  • Friendliness of the staff
  • Wait time
  • Facility's features
All reviews are from real patients and have been verified by our Client Relations department to ensure they meet the service standards.

Patient reviews

Verified Patient
14/03/2024

Would you recommend this doctor?

  • Bedside manner
  • Friendliness of the staff
  • Wait time
  • Facility's features

Verified Patient
11/03/2024

Would you recommend this doctor?

  • Bedside manner
  • Friendliness of the staff
  • Wait time
  • Facility's features

Verified Patient
07/03/2024

Would you recommend this doctor?

  • Bedside manner
  • Friendliness of the staff
  • Wait time
  • Facility's features

Patients comments

Dr. Martin took the time to really understand my issue and suggested multiple options and supported the option that I was the most comfortable with and favored. I would highly recommend Dr. Martin.


Reply to patient's comment
Thank you for your comments. I am delighted that you had were pleased with the service. Best wishes. John Martin

Verified Patient
21/02/2024

Would you recommend this doctor?

  • Bedside manner
  • Friendliness of the staff
  • Wait time
  • Facility's features

Patients comments

Very friendly and sympathetic. Listened to what I said.


Diseases, Medical Tests and Treatments

Other information about John Martin

Source: All information contained on this page as well as office hours available, are provided directly by the doctor who has the ability to update them at all times in order to keep the information as accurate as possible.
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