Mr Pasha Nisar FRCS, is a Consultant General, Colorectal and Laparoscopic (keyhole) surgeon at Ashford & St Peter’s NHS Trust, appointed in 2011.

Mr Nisar is a high volume surgeon with expertise in all aspects of colorectal disease, hernia repair, endoscopy and colonoscopy. His focus is on achieving the best clinical outcomes and excellent results for patients. He sees private patients at the Runnymede Hospital Chertsey, Princess Margaret Hospital Windsor, New Victoria Hospital Kingston and The Lister Hospital Chelsea.

Mr Nisar performed the first single incision ‘scarless’ operation for colorectal cancer and the first artificial sphincter implant at the Trust. He is co-ordinating the development of robotic surgery and is Clinical Lead for endoscopy at Princess Margaret Hospital and The New Victoria Hospital.

Mr Nisar is an international conference speaker and has published over 50 articles and book chapters. He established the colorectal surgery research programme with Royal Holloway, University of London and supervises PhD studies on genetic biomarkers for colon cancer.

Mr Nisar grew up in Berkshire and attended King’s College School, Wimbledon. He studied medicine at Trinity College, Cambridge University and Addenbrooke’s Hospital, graduating in 1998. He was awarded a doctorate from The University of Nottingham for his thesis at the Academic Surgical Unit. Specialist training was completed in the London Deanery including St George’s, Frimley Park and Royal Surrey Hospitals.

After being awarded the FRCS in 2009, Mr Nisar spent one year at the Cleveland Clinic USA, a world renowned centre of excellence, at the Digestive Disease Institute training under Professor Vic Fazio. He received the 'Global Health & Pharma Colorectal Surgeon of The Year' award in 2019.

Mr Nisar has expertise in:

• Groin and abdominal hernia surgery, laparoscopic and mesh free repair

• Advanced colonoscopy, EMR polypectomy, endoscopy, bowel cancer diagnosis, screening for colitis

• Keyhole surgery for bowel cancer and diverticular disease

• Surgery for stage IV endometriosis

• Laparoscopic rectopexy for prolapse

• Sacral neuromodulation for faecal incontinence

• Surgery for Crohn’s and colitis including ileo-anal pouch

• Treatment for haemorrhoids, fistula and fissures

• Rafaelo, THD/HALO surgery for piles and botox injections for pain

• Accredited bowel cancer screening colonoscopist

Fellowship of The Royal College of Surgeons of England

Association of Coloproctology of Great Britain

European Society of Coloproctology

Section of Coloproctology, Royal Society of Medicine

Alumni Trinity College, Cambridge University

Alumni Cleveland Clinic Foundation, USA