Mr David  O'Reilly

Mr David O'Reilly

Consultant Liver, Biliary and General Surgeon


"I am delighted to be able to offer my patients the opportunity to be treated both efficiently and to the highest standards by Spire Cardiff's dedicated team."

Specialises in

  • Hernia surgery
  • Gallbladder removal
  • Gallstone removal
  • Minimally invasive (laparoscopic) biliary and liver surgery

I have been a Consultant Liver and General Surgeon in Cardiff since 2015 and have developed our minimally invasive (laparoscopic) biliary and liver surgery programme.

I specialise in general abdominal surgery with a particular interest in liver, bile duct, gallbladder and hernia surgery.

I carry out up to 40 liver resections per year, which is a high volume in the UK. I have carried out more than 1,000 laparoscopic cholecystectomies and many hundreds of abdominal wall hernia repairs of all types.

I am the lead general surgeon in the Royal Air Force and am Clinical Director of the RAF's deployable hospital. I am Royal College of Surgeons Tutor for Cardiff and Vale, responsible for the quality of surgical training. I am Quality Improvement and Research Lead for the South Wales Major Trauma Network. I am Clinical Lead for Veterans Trauma Network Wales.


General Medical Council Number: C4710521

Treatment information

Some of the principal treatments carried out by Mr David O'Reilly at Spire include:

General surgery

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Important information about COVID-19 tests

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Additional information

MB BCh / University of Wales College of Medicine, Cardiff / 2000
Bachelor of Medicine, Bachelor of Surgery

Professional memberships

Fellow of the Royal College of Surgeons of England

Association of Surgeons of Great Britain and Ireland

Association of Upper Gastrointestinal Surgeons of Great Britain and Ireland

Great Britain and Ireland Hepatopancreaticobiliary Association

Association of Trauma and Military Surgeons

National Association of Clinical Tutors

British Medical Association

I carry out peer review for the British Journal of Surgery, the Annals of the Royal College of Surgeons and BMJ Military Health.

University Hospital of Wales.

Honorary Lecturer in General Surgery, Cardiff University.

I have four children and a labradoodle. If it were not for them, I would be a keen sailor, theatre goer and reader of history. It's a fair trade.

No financial interests in Spire Healthcare.
Private secretary Sian Weaver
Private secretary telephone 07518298616
Private secretary email