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Mr Oliver Allenby-Smith

Consultant General & Upper Gastrointestinal Surgeon


Practices at: The Harbour Hospital

A photo of Mr Oliver Allenby-Smith

Personal Profile

Mr Allenby-Smith is a Consultant General and Upper GI Surgeon based in Poole. He specialises in laparoscopic (keyhole) surgery. His main expertise is in treating gall stones, acid reflux and hernia surgery.

Following his medical degree in Southampton, Mr Allenby-Smith focused his career around upper gastrointestinal surgery. Training across the south coast specialist centres, he focussed on laparoscopic surgery for a range of conditions. During his final year training in Southampton he further developed skills in the laparoscopic management of oesophageal cancer and bariatric (weight loss) surgery. He became a Fellow of the Royal College of Surgeons of England in 2010 and started as a Consultant General and Upper Gastrointestinal Surgeon in Poole Hospital in 2011. After a couple of years he was appointed as Clerkship Director and Assistant Professor at St George’s University, Grenada.

Mr Allenby-Smith has set up a specialist clinic in Poole treating patients with acid reflux and heartburn. Often this may be treated with medications but he also offers a new day case treatment called Stretta. Other patients may benefit from fundoplication surgery to prevent their reflux. Mr Allenby-Smith performs a range of treatments for Gall Stones from endoscopic treatment (ERCP) to laparoscopic surgery to remove the Gall Bladder (cholecystectomy). To see the range of surgery that he performs please access the PHIN website this provides independent information to help guide private patients.

Clinical Interests

  • Gallstone surgery and ERCP
  • Laparoscopic (keyhole) hernia repair and upper GI conditions
  • Acid-reflux
  • Oesophageal cancer
  • Heartburn
  • Bariatric (weight loss) surgery
  • Gall bladder removal
  • Stretta procedure for acid reflux
  • Endoscopic Stretta and laparoscopic fundoplication (treatments for heartburn and indigestion)

Useful Links

Professional Memberships

  • Association of Surgeons of Great Britain and Ireland
  • Association of Upper GI Surgeons
  • British Obesity and Metabolic Surgery Society