Mr Dimitri Pournaras

Mr Dimitri Pournaras is a Consultant Upper Gastrointestinal, Hernia, and Bariatric Surgeon at Spire and Nuffield Health Hospitals in Bristol. He specialises in advanced laparoscopic surgery for obesity, gallstones, and hernias. His expertise includes gastric bypass, sleeve gastrectomy, gastric banding, revision bariatric procedures, and minimally invasive surgery for gallstone disease and all types of abdominal hernias.

His training spans leading centres in the UK, Sweden, and Japan, and he holds a PhD from Imperial College London. He is widely recognised for his research in obesity and metabolic disease and remains committed to improving patient outcomes through innovation and personalised care. He collaborates internationally and contributes regularly to professional training and education, ensuring patients receive the most up-to-date and effective treatments.

In the NHS, Mr Pournaras practices at Southmead Hospital in Bristol, the regional tertiary Bariatric Centre. He performs day-case and short-stay keyhole surgery for upper gastrointestinal conditions, helping patients return home and resume normal life as quickly as possible.