Gastroenterologist, Interventional Endoscopist, Melbourne Gastroenterology, Victoria Gastroenterology

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Dr Marios Efthymiou MBBS FRACP MD FUT

Dr Marios Efthymiou is an experienced Gastroenterologist who deals with a wide variety of gastrointestinal problems. Marios aims to offer a timely, personalised and thorough approach to the diagnosis and management of gastrointestinal conditions.

Marios is the Deputy Head of Endoscopy at the Austin Hospital and offers consultation and endoscopy services privately through the John Fawkner Hospital.


Specific Interests and expertise

  • Irritable bowel syndrome

  • Colon cancer screening

  • Reflux oesophagitis and Barrett’s oesophagus

  • Iron deficiency anaemia

  • Coeliac disease

  • Inflammatory bowel disease

  • Liver disease / Autoimmune hepatitis / Fatty liver

  • Swallowing disorders


  • Gastroscopy and Colonoscopy

  • ERCP for treating bile duct stones and obstructive jaundice

  • Barrett’s oesophagus therapies

  • Endoscopic ultrasound (EUS) for staging tumours in the gastrointestinal tract, assessing submucosal lesions, diagnosing bile duct stones and investigating patients with pancreatitis

  • Endoscopic mucosal resection for large polyps and early mucosal cancers

  • Endoscopic treatment of oesophageal pouches and achalasia

  • Capsule endoscopy for identifying causes of small bowel bleeding

  • Single and double balloon enteroscopy for treating small bowel bleeding