Dr David Simon Consultant gastroenterologist and HPB physician

Background

Dr Simon is a consultant HPB gastroenterologist at Hammersmith Hospital, Imperial College Healthcare NHS Trust. Simon specialises in advanced endoscopy, focusing on complex therapeutic endoscopic ultrasound (EUS), endoscopic retrograde cholangiopancreatography (ERCP), and minimally invasive approaches to pancreaticobiliary diseases.

In addition to his specialist HPB practice, Dr Simon provides comprehensive care in general gastroenterology and luminal endoscopy. His experience includes diagnostic and therapeutic procedures such as gastroscopy, colonoscopy, endoscopic dilatation, stenting, and complex polypectomy. He is committed to offering patients the highest standard of care, with a focus on safe, effective, and less invasive treatment.

Dr Simon completed specialist training at Paris Sorbonne University teaching hospitals before undertaking a senior fellowship in HPB endoscopy at Hammersmith Hospital, Imperial College London. Where he developed expertise in advanced therapeutic endoscopy.

Alongside clinical work, Dr Simon is involved in research and education. He contributes to the development of innovative endoscopic techniques and helps train future gastroenterologists.

Expertise

Pancreaticobiliary (HPB) conditions

• gallstones and bile duct stones
• pancreatic cysts
• pancreatic cancer
• bile duct strictures and cancers (cholangiocarcinoma)
• acute and chronic pancreatitis
• blocked bile ducts and jaundice

General gastroenterology

• acid reflux (GORD) and oesophageal disorders
• stomach and duodenal ulcers
• polyps of the stomach and colon
• bowel cancer screening
• inflammatory bowel disease (crohn’s disease, ulcerative colitis)
• irritable bowel syndrome (IBS) and functional gut disorders

Endoscopic expertise

• therapeutic endoscopic ultrasound (EUS)
• endoscopic retrograde cholangiopancreatography (ERCP)
• endoscopic dilatation of strictures
• endoscopic stenting of bile duct, pancreatic duct, and gastrointestinal tract
• complex polypectomy

Research & publications

Dr Simon has a particular interest in the development of minimally invasive endoscopic treatments for pancreaticobiliary disease. He was a clinical investigator in the OncoSil™ trial at Imperial College Healthcare, exploring novel endoscopic therapies for pancreatic cancer.

He has also been instrumental in expanding the therapeutic EUS service at the Trust, providing patients with safer and less invasive alternatives to surgery in complex HPB medicine.

Professional memberships

• British Society of Gastroenterology (BSG)
• European Society of Gastrointestinal Endoscopy (ESGE)
• French Society of Gastroenterology (SNFGE)