Procedures and Clinic located at Ramsay Caloundra Private Day Hospital
Procedures and Clinic located at Ramsay Caloundra Private Day Hospital
Dr Zabdiel Samidurai is a highly qualified gastroenterologist who completed his medical degree at the University of Queensland in 2008 and subsequently became a fellow of the Royal Australian College of Physicians in 2017.
Dr. Samidurai has extensive experience in conducting upper endoscopy and colonoscopy procedures, as well as effectively managing a wide range of gastrointestinal conditions, including inflammatory bowel disease, nutrition/feeding tubes, swallowing issues, hepatology, and general gastrointestinal complaints. He has gained valuable experience working and training in different regions of Queensland within private and public sectors of healthcare, further enhancing his proficiency in the field.
Dr Samidurai believes in a patient-centric approach, aiming to empower his patients to understand and manage their own conditions with his guidance and support.
Before pursuing a career in medicine, Dr Samidurai successfully earned a Bachelor’s degree in Veterinary Medicine in 2004. Born and raised in Brisbane, Zabdiel relocated to the Sunshine Coast to raise his family exploring the natural beauty of the beaches, camping, fishing and being part of a great community.
Special Interests:
Upper endoscopy and colonoscopy/polypectomy procedures
Inflammatory bowel disease
Nutrition/feeding tubes
Swallowing issues and Reflux management
Hepatology
General gastrointestinal complaints


Professor Tony Rahman is a Senior Visiting Medical Officer at Caloundra Gastroenterology. Dr Rahman has extensive experience and a distinguished career in gastroenterology and hepatology. He served as Director of Gastroenterology and Hepatology at The Prince Charles Hospital in Brisbane. Prior to his appointment in Brisbane, he was a Consultant Gastroenterologist, Hepatologist, and ICU Physician at St George’s Hospital in London, where he gained broad clinical and leadership experience in complex and tertiary-level care.
Interests:
Dr Rahman was awarded Membership of The Royal College of Physicians (UK) in 1995, appointed as a Fellow of the Royal College in 2008 and is now a Fellow of the Royal Australian College of Physicians.
In 2003 he was awarded Doctor of Philosophy in Medicine at Imperial College, London, (2003) following three years researching mechanisms and novel therapies in acute liver failure at the Royal Postgraduate Medical School & Royal Free Hospitals, London.
His further specialist training included, Institute of Liver Studies & Transplantation, King’s College, St. Thomas’ London, where he was involved in new and innovative treatments of liver diseases, complex reflux disease, inflammatory bowel disorders and functional bowel disease.
Special Interest
Endoscopy / colonoscopy +/- polyp removal,
Reflux, IBS,
Abdo pain,
Change in bowel habit,
GI bleeding,
Surveillance for Barrett's,
Polyps, Cancer, all liver diseases - NAFLD / NASH, Hepatitis & Auto-Immune disorders
* Professor Tony Rahman is currently performing procedural scopes only at Caloundra Gastroenterology, and is therefore unable to accept new patients for clinic appointments at this time.
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