Our Doctors

Brad Kendall is a Visiting Medical Officer at Greenslopes Private Hospital, a Senior Staff Gastroenterologist at the Princess Alexandra Hospital and a Senior Lecturer at the University of Queensland. After post fellowship training at the University of Virginia and the University of California – Los Angeles, he returned to Brisbane to commence public and private practice as a Gastroenterologist.

For the last decade, in collabaration with researchers at the QIMR Berghofer Medical Research Institute, he has been actively involved in Barrett’s oesophagus research. He has published widely on the subject and is part of the Cancer Council Australia working party that developed clinical guidelines for the management of Barrett’s oesophagus.

He is actively involved in undergraduate and post-graduate medical training and is a former President of the Gastroenterological Society of Queensland and a past member of the Australian Digestive Health Foundation of the Gastroenterology Society of Australia.

Associate Professor Charles Steadman graduated with honours from the University of Queensland Medical School in 1980. After three years of district hospital and rural general practice in Queensland, he returned to the Princess Alexandra Hospital in Brisbane and completed specialist training in internal medicine and gastroenterology.

Dr Steadman then became an Australian Fulbright Scholar at the Mayo Clinic in the USA before returning to Australia in 1990 as Director of Gastroenterology and Hepatology at the Princess Alexandra Hospital. Dr Steadman later entered private specialist practice in gastroenterology and hepatology at the Greenslopes (in Brisbane) where he continues to practice currently.

Dr Steadman is a Fellow of the Royal Australasian College of Physicians and Associate Professor of Medicine with the University of Queensland, and is also a Fellow of the American Gastroenterological Association. As a fully qualified procedural gastroenterologist Dr Steadman treats patients with a broad range of intestinal and liver conditions.

Dr Laurence Britton trained in Gastroenterology and Hepatology at the Royal Brisbane and Women’s Hospital and the Princess Alexandra Hospital in Brisbane. Subsequent to this he undertook a clinical fellowship in Liver Transplantation at Addenbrooke’s Hospital in Cambridge, U.K.

Dr Britton has an active research interest in the field of liver disease at the Gallipoli Medical Research Foundation and the Princess Alexandra Hospital. He is a Lecturer for the University of Queensland, School of Medicine.

Dr Britton is a fully qualified Gastroenterologist based at Greenslopes Private Hospital. Dr Britton performs gastroscopy and colonoscopy. He treats a wide range of bowel conditions and has a special interest in liver disease.

Dr Leisa Barrett commenced Gastroenterology at the Mater Hospital and continued training at Princess Alexandra Hospital. She completed her liver transplant fellowship prior to commencing private practice.

Dr Luke Hourigan is an Interventional Gastroenterologist with a private practice based at Greenslopes Private Hospital, Brisbane. He is also the Clinical Director of Endoscopy at Princess Alexandra Hospital, Brisbane.

Areas of special interest include:

  • Diagnostic gastroscopy (upper endoscopy) and colonoscopy
  • Barrett’s endotherapy (EMR and Halo RF ablation)
  • ERCP and Endoscopic Ultrasound
  • Endoscopic resection (UGI and colonic lesions)
  • Gastrointestinal Stent Placement
  • Capsule Endoscopy
    Bowel Cancer Screening.

Dr Hourigan completed his advanced training in Gastroenterology at the Mater Hospital and Princess Alexandra Hospital, Brisbane. He completed postgraduate training in Interventional Endoscopy at Westmead Hospital, Sydney and St Michael’s Hospital, Toronto, Canada. Dr Hourigan has an active role in both the Gastroenterological Society of Queensland and the Australian Gastrointestinal Endoscopy Association. He is involved in the supervision of gastrointestinal endoscopic training and endoscopic research.

Dr Mark McCullen has a private practice based at Greenslopes Private Hospital (associate of Queensland Gastroenterology) and was a Senior Staff Specialist in Hepatology and Gastroenterology at the Royal Brisbane Hospital from 2005 to 2012.

After graduating from St Bartholomew’s Hospital in London he undertook specialist training in Gastroenterology and Hepatology in the Wessex Region based around Southampton University Hospital. He then did a two year senior fellowship in liver transplantation at the Princess Alexandra Hospital.

Dr McCullen has a special interest in viral hepatitis and autoimmune liver disease. He is on the editorial board of the Journal of Gastroenterology and Hepatology and was a co-author of the last two Therapeutic Guidelines in Gastroenterology (Version 4 2006, Version 5 2011).

Dr Peter Whiting is a gastroenterologist practising at Greenslopes Private Hospital as part of the Queensland Gastroenterology Group. After completing his gastroenterology training at Princess Alexandra Hospital, he completed a research fellowship year before spending a year at the Royal Perth Hospital as the interventional endoscopy fellow.

Dr Whiting has special interests in endoscopic ultrasound, ERCP, capsule endoscopy as well as general gastroenterology.

Dr Rachelle Haikings is a gastroenterologist and hepatologist managing all conditions, with a special interest in functional gastrointestinal disorders including Crohn’s disease and ulcerative colitis.

She obtained her medical degree at the University of Queensland and completed specialist training at Princess Alexandra Hospital, Brisbane and Cairns Base Hospital with additional experience in outreach specialist medicine.

She has held senior appointments in medical registrar training, RACP Fellowship examinations and as an Associate Lecturer with the University of Queensland. Dr Haikings is now in private practice for consultations and endoscopic procedures at Greenslopes Private Hospital.

Professor Darrell Crawford is Professor of Hepatology, and Head of the Discipline of Medicine, The University of Queensland (UQ). He is also Head of UQ Clinical School, Greenslopes Hospital. He is a respected clinician of 25 years experience with previous appointments to the Queensland Liver Transplant Service, and the Department of Gastroenterology and Hepatology, Princess Alexandra Hospital.

Professor Crawford is a past-president of the Gastroenterological Society of Australia (GESA) which is the peak clinical, research and professional body representing gastroenterologists in Australia. He is a member of the Asian Pacific Association for Study of the Liver, an invited member of its Scientific Program Committee, and will be president of this International Organisation in 2013-2014. He is a past member of the Adult Medicine Divisional Council, Royal Australasian College of Physicians (RACP) and was previously an invited member of the RACP National Examiner’s Panel (1999-2005).

His clinical and research interests include disorders of iron metabolism, management of chronic viral hepatitis, interactions between alcohol iron and fat, as well as the cellular basis and therapy of hepatic fibrosis. His clinical and research training was undertaken under the guidance of Professors Lawrie Powell and June Halliday at the Liver Unit, Royal Brisbane Hospital and subsequently The Queensland Institute of Medical Research. He undertook international study periods at The University of Southampton (1995, Professor MJP Arthur) and The Queen Elizabeth Hospital Birmingham (2001, Professor Elwyn Elias).

He has published more than 100 original journal articles, review articles, book chapters and editorials and has been awarded multiple NHMRC grants in his research areas.

Dr Aidan Woodward graduated from the University of Queensland and completed advanced training in Gastroenterology and Hepatology at the Gold Coast and Princess Alexandra Hospitals.

He then completed a PhD in the field of chronic liver disease. Dr Woodward has a special interest in hepatology, including viral hepatitis, autoimmune liver disease and fatty liver disease.

Dr Kate Forgan-Smith graduated from the University of Queensland. After completing her internship and residency, Kate subsequently trained in Gastroenterology and Hepatology in Townsville, Brisbane and Melbourne.

She has completed a Liver Fellowship at the Princess Alexandra Hospital in Brisbane and has a continuing interest in liver disease.

Dr Sam O’Connor graduated with Honours from the University of Sydney in 2006 before moving to Brisbane in 2007.

In 2011 Sam commenced training in gastroenterology in Townsville, before returning to Princess Alexandra hospital in Brisbane for a further two years. His last year of formal advanced training was spent as the Inflammatory Bowel Disease and Motility Fellow.

In 2013 Sam was awarded the ‘Fresenius Kabi Travel Award’ by the Gastroenterological Society of Australia to present his abstract on ‘Polypectomy trends in Australia’ at the United European Gastroenterology Week in Berlin. He was also part of a select group of junior gastroenterologists globally invited to attend the 2014 ‘Advanced Intensive Inflammatory Bowel Disease’ course at the European Crohn’s and Colitis Congress in Copenhagen.

In 2014 Sam undertook a fellowship in advanced colonoscopy and complex polypectomy in the United Kingdom with the Gloucestershire NHS Trust and Dr John Anderson.

Sam has been faculty on National Endoscopy Training Initiative ‘Quality Colonoscopy Course’ for the past four years.  He is one of four physicians on the Australian Conjoint Committee for Recognition of Training in Gastrointestinal Endoscopy and is the 2019 President of the Gastroenterology Society of Queensland.

Sam has interests in inflammatory bowel disease, as well as quality and advanced colonoscopy and polypectomy. He has presented research at national and international meeting and had several research papers published in International Endoscopy and Gastroenterology journals. Sam also works as a Staff Specialist at Princess Alexandra Hospital in Brisbane.