Dr Tissa Tandiari

Dr Tissa Tandiari is a consultant gastroenterologist and endoscopist who  combines private practice with a Senior Medical Specialist appointment at a major public hospital (Eastern Health).


Tissa completed her MBBS medical degree at Monash University in 2005 and gained FRACP specialist status in Gastroenterology in 2012 having trained in both Melbourne and Sydney. She went on to complete an 18 month Senior Clinical Fellowship in Inflammatory Bowel Disease and Advanced Endoscopy at Royal London Hospital (Barts Health, largest NHS trust in the UK) along with a Research & Clinical Fellowship in Clinical nutrition at St Mark’s hospital’s Lennard Jones unit (2014- 2015, London). In 2017, Tissa then further equipped herself with the latest advanced skills in early gastric cancer and gastric intestinal metaplasia screening at Osaka International Cancer Institute. She is now performing most of the screening for patients at risk of gastric cancer for Eastern health, on top of her roles in the Inflammatory Bowel Disease and Nutrition services. Dr Tandiari has weekly endoscopy lists at Box hill and Maroondah hospitals. 

Tissa has presented her research works in various national and international Gastroenterological meetings and authored publications. She prioritises being a caring, compassionate and approachable consultant gastroenterologist who is highly committed to her patients’ care. She looks after various gastrointestinal issues including bowel cancer or colonic polyp screening (National Bowel Cancer Screening Program) and therapeutic colonoscopy focusing on removal of large adenoma and flat serrated polyps, Crohn’s and Ulcerative Colitis, early Gastric Cancer screening, Irritable Bowel Syndrome, GORD/Dyspepsia, Coeliac and Iron deficiency. Endoscopic procedures she performs are Gastroscopy & Colonoscopy, Haemorrhoid banding, Stricture dilatations, Large polypectomy and endomucosal resection (EMR), Early gastric cancer screening, IBD dysplasia screening, upper and lower GI Chromoendoscopy, Percutaneous gastrostomy + Jejunal extension, Argon Plasma coagulation and Variceal banding/gluing. She speaks English and Indonesian.