Dr Gareth Sadler

Consultant Gastroenterologist

QualificationsMBChB BMed Sci FRCP MSc

Main NHS base:

  • St George's Hospital


  • London Gastroenterology Partnership

Clinical interests:

General gastroenterology, inflammatory bowel disease, endoscopy, bowel cancer, irritable bowel syndrome, coeliac disease.

Training & background:

Dr Gareth Sadler is a Consultant Gastroenterologist. He is fully registered with the GMC and has specialist certification in Gastroenterology and General Internal Medicine.

He qualified from the University of Birmingham Medical School, and undertook specialist training in the West Midlands and London Deaneries. After completing his training, he was awarded a Masters degree in Health Economics from the University of Birmingham, and undertook a clinical fellowship in advanced endoscopy.

He is now a full-time consultant at St George’s Hospital. He runs weekly general gastroenterology out-patient clinics, is one of the consultants in charge of the gastroenterology ward. He is an accredited screening colonoscopist for both the National Bowel Cancer Screening programme. He is lead for endoscopy training, and faculty member for foundation, colonoscopy and therapeutic endoscopy courses.

He is interested in all aspects of luminal gastroenterology, in particular bowel cancer screening, inflammatory bowel disease (IBD) including Crohn's disease and Ulcerative Colitis, coeliac disease, indigestion, and irritable bowel syndrome (IBS).



Clinic Times

Please note these are regular clinics, other times may be available by appointment

Mon Tue Wed Thu Fri Sat

Schedule Key

A: Alternate weeks  M: Monthly sessions  A/H: Ad Hoc


Want to book an appointment?

Call us on:

020 8971 8026

Personal secretary

T: 07504 245298

F: 01306 471200

Personal website address: