Mr Omar Khan - Consultant General Surgeon, Ashtead Hospital, Surrey

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Mr Omar Khan - Weight Loss Surgery

Mr Omar Khan is a Consultant General Surgeon at Ashtead Hospital in Surrey who specialises in Weight Loss surgery.

Based at: Ashtead Hospital | Get directions | Go to hospital website

Clinical interests

Mr Omar Khan is a Consultant General Surgeon with a specialist interest in weight loss, gallbladder and hernia surgery, including:

• Gastric sleeve

• Gastric band

• Gastric bypass

• Gastric balloon 

• Revisional weight loss surgery

• Gallstones and gallbladder surgery 

• Hernia repair surgery


He is the Upper GI lead surgeon at St Georges Hospital, London and has performed over 1000 keyhole procedures with excellent results. 



Academic background

He studied at the University of Cambridge, and undertook his clinical training in Nottingham and Southampton (where he completed a PhD in obesity and cardiovascular disease).

Mr Khan has an interest in patient safety and is on the National Bariatric Surgery Registry Committee - the national body responsible for publishing and monitoring outcomes in weight loss surgery in the UK. He also acts as an independent medicolegal witness, giving expert medical opinions on weight-loss surgical cases. 

Mr Khan is also an Honorary Senior Lecturer at St George’s Medical School and a senior examiner for medical undergraduates. He has published over 160 articles on all aspects of surgery and his weight loss research has been featured in the national and international press.



Professional Memberships

Fellow of the Royal College of Surgeons
National Bariatric Registry Committee


NHS base

St George's Hospital