Dr John Martin

Gastroenterologist in
London

MD MB Bchir FRCP MA

See 25 Verified patient reviews

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 patients verified by Top Doctors.


Patient reviews

Verified Patient
08/03/2022

Would you recommend this doctor?

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

Patients comments

Brilliant consultation. Would 100% recommend.


Reply to patient's comment
Thank you for your positive feedback. I am delighted that you were satisfied with the outcome. Best wishes. John Martin

Verified Patient
19/02/2022

Would you recommend this doctor?

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

Patients comments

Very helpful and straightforward


Reply to patient's comment
Thank you for your feedback. Best wishes. John Martin

Verified Patient
14/12/2021

Would you recommend this doctor?

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

Patients comments

Very good overall experience.


Reply to patient's comment
Thank you for your feedback. Best wishes. John Martin

Verified Patient
14/12/2021

Would you recommend this doctor?

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

Patients comments

Dr John Martin and his staff were extremely pleasant to deal with. I would thoroughly recommend him to anyone.


Reply to patient's comment
Thank you for your feedback. I am pleased that you were satisfied. Best wishes. John Martin


Diseases, Medical Tests and Treatments

Other information about John Martin

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