About Us
Gastroenterologists we support
Dr Jonathan Bromley
Jonathan Bromley MBChB(uk) FRACP was born in Yorkshire and underwent his medical training at the University of Bristol in the West of England, graduating in 1998. Following a period of work in the south west of England, including the Gastroenterology unit at the Bristol Royal Infirmary, he moved to Canberra where he completed his postgraduate training in internal medicine, sub specialising in gastroenterology. He was awarded his fellowship from the Royal College of Physicians in 2007.
In 2008 he was awarded an endoscopy fellowship from the Gastroenterology Society of Australia and travelled to St. Mark’s hospital in London where he spent 12 months working with, and learning from, world experts in colonoscopy. St Mark’s is one of only 19 endoscopy centres in the World to be recognised by the World Endoscopy Organization (WEO) as a centre of excellence.
Since returning from London he has been consulting from gastotrACT, where he has been well supported so that he can focus on quality patient focused care.
He accepted an appointment at the Canberra Hospital where he is heavily involved with the Medical Assessment and Planning Unit.
He practices all aspects of gastroenterology but has a specific interest in quality improvement in screening colonoscopy and small bowel video capsule endoscopy.
Dr Mike Corbett
Dr Mike Corbett, MBChB (Otago) FRACP is a gastroenterologist and therapeutic colonoscopist. He completed his undergraduate training at the University of Otago, New Zealand in 1990. He then undertook his advanced training in internal medicine in Wellington Hospital before subspecialist training in gastroenterology and hepatology in Dunedin, Auckland (NZ liver transplant unit) and Canberra Hospitals. This culminated in attaining his Fellowship of the Royal Australasian College of Physician in 2001. He became a member of the American Gastroenterology Association in 2006.
Dr Corbett migrated with his family to Australia in 2001. He accepted an appointment as a VMO gastroenterologist at The Canberra Hospital in 2002 and entered private practice, consulting from gastrotrACT also in 2002. He established capsule endoscopy – the latest technological advance in gastroenterology– in Canberra. Capsule endoscopy specifically examines the small intestine, an area previously beyond reach of endoscopists. He is currently the chairman of the Quality Improvement and Medical Advisory Committees at ACT Endoscopy.
Dr Corbett’s other interests are colorectal cancer screening, endoscopy sedation, quality in endoscopy, inflammatory bowel disease and liver diseases.
Dr Musa Drini
Graduated from Medical School University of Adelaide in 2000, and trained Gastroenterology and Hepatology at Royal Melbourne Hospital and The Canberra Hospital. He was admitted to Fellowship of the Royal Australasian College of Physicians in 2010. High research degree (MD) was completed on 2011 from Melbourne University working on the new pathway to colorectal cancer “Serrated neoplasia pathway”.
In 2011 he was appointed ANU Fellow with Medical School and on the same year he was appointed staff specialist at The Canberra Hospital. He currently provides medical services in Gastroenterology and Hepatologyin private practice.
His interests are in endoscopy (gastroscopy, colonoscopy), applying and practicing evidence-based medicine in gastroenterology & hepatology. His main research focus remains colorectal cancer screening, and familial bowel cancer syndromes. Also he is actively involved in undergraduate and postgraduate teaching with ANU Medical school.
Dr Sarah Gardner
Dr Sarah Gardner grew up in central western NSW before attending medical school in Newcastle. Following medical school, she worked throughout NSW and undertook gastroenterology training in Sydney and Canberra. Sarah was awarded her FRACP in 2017 before heading off overseas for further training.
Sarah underwent a Fellowship in liver transplant at St Vincent’s University Hospital in Dublin, Ireland in 2017/18 and also completed a post graduate diploma in obesity management from the University of South Wales whilst overseas. On her return to Australia, she accepted a post as the Liver Transplant Fellow at The Austin Hospital in Melbourne and completed her Masters of Science in Obesity and Metabolic Syndrome.
Sarah is skilled in colonoscopy and endoscopic procedures and has an interest in acute and chronic liver disease, obesity management, liver cancer and functional intestinal disorders.
Dr Andrew Thomson
Dr Andrew Thomson is a medical graduate of the University of Melbourne and The Royal Melbourne Hospital. He has extensive international experience, having worked in the UK, Canada and The United States of America.
He is a member of the American College of Gastroenterology and the European Society of Gastrointestinal Endoscopy. With over 25 years of experience, Dr Thomson has a special interest in advanced endoscopy including ERCP, luminal stenting and endomucosal resection.
Dr Sarah Walker
Dr Sarah Walker, FRACP PhD is a staff specialist in Gastroenterology and Hepatology at the Canberra Hospital and consults from gastrotrACT.
Dr Walker graduated from the University of Sydney in 2000 and commenced her postgraduate training in internal medicine in Canberra. She continued her training in Gastroenterology and Hepatology in Dublin, Ireland and at Westmead hospital in Sydney. She was awarded her fellowship from the Royal Australasian College of Physicians in 2009. Dr Walker went on to complete a PhD in Hepatology with the Storr Liver Unit at Westmead hospital and the University of Sydney, investigating the relationship between adiponectin and hepatocellular carcinoma (HCC). Her PhD was awarded in 2014.
Prior to her return to Canberra, Dr Walker worked at Concord hospital in Sydney as a staff specialist Hepatologist. Her main clinical interests include viral hepatitis, chronic liver disease and hepatocellular carcinoma. Dr Walker practices all areas of gastroenterology. She performs diagnostic and therapeutic endoscopy and hepatic transient elastography (Fibroscan).
Dr Walker is married with three children.
Professor Narci Teoh MBBS, FRACP, PhD
Professor Narci Teoh is a female gastroenterologist and hepatologist in Canberra; she has provided care for her patients at GastrotrACT over the past 20 years.
Narci graduated in Medicine with First class Honours from the University of Sydney and completed her postgraduate, specialist training at the Royal North Shore and Westmead Hospitals in Sydney. After a stint at the University of Washington, Seattle, she was recruited to the Australian National University and The Canberra Hospital as a clinical-academic in 2006. Since then, Narci has remained a proud and active member of Canberra as well as its surrounding regional communities.
Narci is a current Fellow of the Royal Australasian College of Physicians, has held several senior leadership positions in her profession’s peak body; she served as President of the Gastroenterological Society of Australia, GESA, 2017 – 2019.
Her clinical practice interests include coeliac disease, colorectal cancer screening, fatty liver disease, chronic viral hepatitis B and the prevention of related complications. She is GESA-certified and recertified in gastroscopy and colonoscopy. Narci is experienced in relating to patients of most ages, including adolescents (age 14+); her focus is on excellence in patient-centred, collegial collaborative care with clear communications at the core of optimal gastroenterological and liver health provision. She enjoys working with her colleagues in caring for patients in Canberra and from the surrounding rural regions.
Associate Professor Kavitha Subramaniam
Associate Professor Kavitha Subramaniam graduated in medicine from the University of Western Australia. She undertook her advanced training in Gastroenterology in Perth, Western Australia leading to a Fellowship of the Royal Australasian College of Physicians in Gastroenterology and Hepatology. She is a senior staff specialist in the Gastroenterology and Hepatology Unit at the Canberra Hospital and a full-time practising procedural gastroenterologist serving the local Canberra community as well as the surrounding regions since 2013.
She practices all aspects of gastroenterology and performs diagnostic and therapeutic gastroscopy and colonoscopy. Her clinical practice not only involves complex inflammatory bowel diseases but also functional gastrointestinal disorders, colorectal cancer screening and management of gastrointestinal bleeding. She is actively involved in clinical research in these areas including multi-centre clinical trials in inflammatory bowel diseases. She has published journal articles widely especially on inflammatory bowel diseases. She continues to be involved in teaching and training medical students, junior medical doctors as well as Gastroenterology advanced trainees.
She has served on a number of local, national and federal government committees. She has been a founding member of Gastroenterological Network for Intestinal Ultrasonography. She has been a very active executive committee member of the Gastroenterology Society of Australia Inflammatory Bowel Disease Faculty for at least five years. She has been on the organising scientific program committee for the Australian Gastroenterology Week 2021-2022 (Sydney) as well as the World Congress of Gastroenterology and Australian Gastroenterology Week 2024-2025 (Melbourne). She has been involved in various capacities with Therapeutic Goods Administration including Member of Advisory Committee on Medicines for at least three years.
Associate Professor Kavitha Subramaniam is a highly skilled and experienced Gastroenterologist who provides comprehensive and personalised care that cater to each individual’s unique needs. Her professional and empathetic manner has earned her the respect and trust of both her patients and peers.
Dr Nic Holt
Nic Holt is an interventional gastroenterologist, with a niche interest in diseases of the bile ducts and the pancreas.
He graduated from the Australian National University Medical School, with distinction, in 2015. He has completed training in gastroenterology and then Advanced Endoscopy in his native Canberra, as well as St George Hospital in Sydney, and in Vancouver, Canada, where he undertook the prestigious Therapeutic Endoscopy Fellowship at The University of British Columbia and Vancouver General Hospital.
In addition to a Visiting Medical Officer appointment at The Canberra Hospital, Nic regularly travels to Gosford Hospital in NSW where he provides Advanced Endoscopy services as a VMO.
Nic’s biggest clinical interest is in diseases of the pancreas and bile duct, but he also has expertise in dysphagia, Barrett’s oesophagus, small intestinal disease, gastrointestinal and bowel cancer screening, familial cancer, artificial intelligence in gastroenterology, and autoimmune diseases including Inflammatory Bowel Disease (IBD).
He teaches with The ANU Medical School and is involved in RACP training. He is actively involved in research, and has published book chapters and academic papers, as well as presenting at national and international conferences.
Aside from his professional interests, Nic is a passionate sports fan, with Rugby Union and Cricket his favourites. He lives in Canberra with his young family and his cantankerous dachshund, Bernie.
Clinical Interests:
- Diseases of the pancreas (including acute and chronic pancreatitis, pancreatic cancer)
- Diseases of the bile duct (including bile duct cancer/cholangicarcinoma, and gall stone disease)
- Dysphagia (difficulty swallowing)
- Small intestinal disease
- Barrett’s oesophagus and oesophageal cancer
- Gastrointestinal and bowel cancer screening
- Familial cancer
- Inflammatory bowel disease
- Hepatology and liver disease
Procedures Performed:
- Gastroscopy
- Colonoscopy
- Endoscopic ultrasound (EUS)
- Endoscopic Retrograde cholangiopancreatography (ERCP)
- Video capsule endoscopy
- Balloon assisted enteroscopy
- Upper and lower GI endoscopic mucosal resection (EMR)
