Dr Jason Jennings


BMedSci, BM, BS, PhD, FRCP

GMC number: 4198833

Practising since: 1995


Gastroenterology, General (internal) Medicine

Consultation times

  • Weekly Monday PM
  • Overview
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0113 3227251


Dr Jennings graduated from the University of Nottingham in 1995 with a 1st class honours degree in Clinical Immunology.  He completed training in Gastroenterology in the Yorkshire Deanery in 2007. This included a 3 year research fellowship in Inflammatory Bowel Disease at the University of Leeds.  He was appointed as a Consultant to the Leeds General Infirmary in 2007.
Dr Jennings currently works as the lead clinician for Small Bowel diseases in Leeds. This includes a specialist coeliac clinic, participating in the inflammatory bowel disease tertiary service and providing a regional capsule endoscopy and small bowel enteroscopy service.

COVID-19 update.
Our consultants are now offering remote and face to face appointments. Please contact our appointment bookings team on 0113 388 2067 who will be able to advise. 

Other interests

  • Small bowel disease including Coeliac disease
  • Crohn’s disease
  • Obscure gastrointestinal bleeding
  • Capsule endoscopy
  • Double balloon enteroscopy

Personal interests

Family life, cricket and collecting antiquarian books

Treatments and tests offered by Dr Jason Jennings at Nuffield Health

  • Gastroesophageal
  • Colorectal screening
  • Colonoscopy
  • Gastroscopy (or gastrointestinal (GI) endoscopy)
  • Flexible sigmoidoscopy
  • Diagnostic endoscopy
  • Therapeutic Endoscopy
  • Upper gastrointestinal endoscopy
  • Capsule endoscopy

Locations Dr Jason Jennings works with

Related experience


Dr Jennings completed his PhD at the Leeds Institute of Molecular Medicine 2008, examining the genetic basis of Crohn’s disease and ulcerative colitis.  Has published a number of peer reviewed articles on coeliac disease.


  • British Society Of Gastroenterology
  • Fellow of the Royal College of Physicians

Other posts held

  • Consultant Gastroenterologist, Leeds Teaching Hospital NHS Trust