Dr Diana Lewis is a Melbourne-based gastroenterologist and hepatologist. She completed her advanced gastroenterology training at Eastern Health, where she gained experience in a wide range of gastroenterological conditions and endoscopic procedures.
She holds a PhD from Monash University in viral hepatitis, with her research focusing on community screening and improving health outcomes.
Clinical Services and Interests
- Viral hepatitis and hepatology
- Coeliac disease
- Inflammatory bowel disease (Crohn’s disease and ulcerative colitis)
- Irritable bowel syndrome (IBS) and functional gut disorders
- Gastroscopy and colonoscopy (diagnostic and therapeutic)
- Bowel cancer screening and prevention
Dr Lewis currently holds a public appointment as Consultant Gastroenterologist at Northern Health. She also consults privately at GastroNorth in Bundoora, Coburg, and Epping, and performs procedures at The Victorian Gut Centre and the Northern Private Hospital.
She is re-certified in colonoscopy through the Gastroenterological Society of Australia (GESA). In addition, she is an active member of GESA and regularly attends national and international conferences to stay current with advances in gastroenterology.
Dr Lewis values patient-centred, collaborative care and clear communication to support positive health outcomes. Outside of medicine, she enjoys music, playing the piano and guitar, and singing.
Appointments and Referrals
To organise an appointment with Dr Lewis, a referral from your doctor is required. Once received, our friendly team will be able to organise an appointment for you. For more information, please call 9468 9700.
Referring clinicians can contact Dr Lewis on (03) 9468 9700 to discuss referrals or clinical concerns. Urgent appointments are available when clinically appropriate.