Dr Arun Rajendran

Consultant Gastroenterologist and Specialist Endoscopist
Profile Photo for Arun Rajendran

Dr. Arun Rajendran is a Consultant Gastroenterologist and specialist endoscopist with experience in the treatment and management of abdominal pain, Inflammatory Bowel Disease (IBD), Irritable Bowel Syndrome (IBS), Bloating, diarrhoea, acid reflux, heartburn and gastric ulcers. He is a specialist in diagnostic and therapeutic endoscopy, advanced colonoscopy and polypectomy.

English, Hindi, Kannada, Tamil
In-person, Phone call, Video call
New £250 (follow-up £180)


After graduating in 2001 and completing his postgraduate specialist gastroenterology training in North West London, Arun spent 3 years in St Marks Hospital for his postgraduate research and teaching fellowship. He was awarded a research MD from Kings College London (2020) following the submission of his thesis examining the learning curve of colonoscopic polypectomy.

He is skilled in diagnostic and therapeutic endoscopy including the assessment of Barrett’s, Inflammatory bowel disease (IBD), polyps and cancers. He is well versed in English, Hindi, Tamil and Kannada.

He employs a patient centred approach and strives to provide a high quality, safe, efficient individualised care to all his patients.

More information

116 Harley Street
London W1G 7JL

  • Consultant Gastroenterologist and Endoscopist
    Hillingdon Hospital NHS Foundation Trust
  • Endoscopy Training Lead
    Hillingdon Hospital NHS Foundation Trust
  • Senior Clinical Teacher
    Faculty of Medicine, Imperial College London
  • Irritable Bowel Syndrome (IBS)
  • Nutrition
  • PEG
  • Polypectomy
  • Dilatation
  • Transnasal endoscopy
  • 2016 NIHR CLAHRC support award,
  • 2016 ASGE Cook Medical Marsha Dreyer award
  • 2016 BSG best teaching abstract award

Systematic literature review of learning curves for colorectal polyp resection techniques in lower gastrointestinal endoscopy

Authors: A Rajendran, S Pannick, S Thomas‐Gibson, S Oke, C Anele, N Sevdalis, A Haycock
Year: 2020

Lower gastrointestinal polypectomy competencies in the United Kingdom-A retrospective analysis of Directly Observed Polypectomy Skills (DOPyS)

Authors: Arun Rajendran, Siwan Thomas-Gibson, Paul Bassett, Paul Dunckley, Rajaratnam Rameshshanker, Nick Sevdalis, Adam Haycock
Year: 2020

Endoscopic cuff–assisted colonoscopy versus cap-assisted colonoscopy in adenoma detection: randomized tandem study—DEtection in Tandem Endocuff Cap Trial (DETECT)

Authors: Rajaratnam Rameshshanker, Zacharias Tsiamoulos, Ana Wilson, Arun Rajendran, Paul Bassett, Paris Tekkis, Brian P Saunders
Year: 2020


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