Mr Gregory Thomas

Consultant Colorectal Surgeon
MBBS, BSc, MD (Res), FRCS (Gen Surg)
Profile Photo for Gregory Thomas

Mr Thomas is a consultant general surgeon specialising in colorectal surgery. He has particular expertise in pelvic floor surgery, including incontinence, rectal prolapse and constipation. He also has a strong interest in other benign colorectal disorders such as proctology and abdominal wall hernia. He is a consultant colorectal surgeon at St Mark's Hospital, London.

Colorectal surgery
New £300 (follow-up £195)


Mr Thomas is a consultant colorectal surgeon at St Mark's Hospital, London. He qualified from Imperial College School of Medicine and undertook his post-graduate training in London and Surrey. 

He was awarded a MD research degree from Imperial College for research into the management of faecal incontinence and constipation. He undertook a post training fellowship at the renowned specialist bowel hospital St Mark's Hospital. He was previously a consultant surgeon at Ashford and St Peter's Hospital in Surrey, prior to his appointment to St Mark's Hospital.

He has significant expertise in the management of faecal incontinence and rectal prolapse. Specific treatments include sacral nerve stimulation, tibial nerve stimulation and rectopexy. He has published widely on this subject and has presented at many national and international scientific meetings.

More information

116 Harley Street
London W1G 7JL

  • Consultant Colorectal Surgeon
    St Mark's Hospital, London
  • Pelvic floor surgery
  • Proctology
  • Abdominal wall hernia
  • European Society of Coloproctology travelling fellowship 2018
  • Association of Coloproctology of Great Britain and Ireland Travelling Fellowship 2016
  • Year qualified 2003
  • Imperial College School of Medicine 1997 - 2003

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