Dr Gess graduated from Ludwig-Maximilian University in Munich, Germany in 1999. He undertook his post-graduate training in Gastroenterology, Hepatology and General Medicine in London, including St George's Hospital and King's College Liver Unit. Dr Gess spent 3 years in hepatitis C research and has wide experience in the fields of Gastroenterology, Endoscopy as well as Hepatology. His clinical practice focuses on the diagnosis and management of gastrointestinal and liver conditions and he offers expertise in endoscopic procedures. Dr Gess is the Lead Clinician for Gastroenterology & Endoscopy Services at Kingston Hospital NHS Foundation Trust.