For General Practitioners
Patient Information Fact Sheets
- Achalasia
- Anal Fissures
- Barrett's Oesophagus
- Bowel Cancer
- Coeliac Disease
- Colorectal Cancer (Bowel Cancer) Screening
- Crohn's Disease
- Diverticulosis and Diverticulitis
(Diverticular Disease) - Dysphagia
(Difficulty Swallowing) - Gallstones
- Gastric and Duodenal Ulcers ("Peptic Ulcers")
- Haemorrhoids
- Helicobacter pylori
- Hepatitis A
- Hepatitis B
- Hepatitis C
- Hiatus Hernia
- Inoperable Gastrointestinal Malignancies
- Intestinal Parasites
- Irritable Bowel Syndrome
- Peptic Oesophageal Strictures
- Reflux Disease
- Sedation for Endoscopy and Colonoscopy
- Ulcerative Colitis
- What is Colonoscopy?
- What is Endoscopy?
- What is Gastroscopy?

The Diagnostic Endoscopy Centre Staff
Gastroenterologists
Dr Carolyn Bariol
M.B., B.S., M.Sc., FRACP
Dr David Byrnes
M.B., B.S., FRACP
Dr Paul Edwards
M.B., B.S., M.D., FRACP
Dr Robert Feller
M.B., B.S., Ph.D., FRACP
Dr Steven P Mistilis
M.B., B.S., FRACP, FAGA (USA)
Dr Christopher Vickers
M.B., B.S. (Hons), B.Sc. (Hons), FRACP, FAGA (USA)
Dr Alissa Walsh
M.B., B.S. (Hons), FRACP
Dr Antony Wettstein
M.B., B.S. (Hons), FRACP
Nursing Unit Manager
Sr Margaret Sacre
Infection Control Sister
Sr Margaret Sacre
Chief Executive Officer
Ms Jan Elkin-Roberts
Our Staff
Clinical Staff
Our doctors are experts in the areas of diagnostic and therapeutic gastroenterology and have been providing gold standard service at St Vincent’s Clinic in Sydney for over twenty years. All doctors routinely perform colonoscopy and gastroscopy. Please refer to the list of procedures performed at the DEC for tertiary referrals and other specialist gastroenterology testing also available.
Nursing Staff
The registered nurses employed by the DEC have been qualified for a minimum of eight years. Our dedicated nurses are focused on providing the best possible patient outcomes whilst maintaining the highest levels of patient care and confidentiality.
Cleaning Technicians
Our cleaning technicians have all undertaken certified training in endoscopic cleaning from Olympus and Pentax. They have all successfully completed the Queensland Department of Health Interactive Endoscope Reprocessing Program.
Administration Staff
Our administration staff have received comprehensive training in the optimal use of the Blue Chip program used at the DEC for patient management.
All Receptionists have completed medical terminology training. Clinical coding is completed in-house by externally trained staff in ICD-10 AM coding. Reception staff have a wide ranging knowledge of no gap fees, health fund contracts and mandatory reporting requirements.
Our Typing staff have extensive experience from varied backgrounds and this enhances the level of service delivery we offer to patients and our referral base.
Our Accounts Payable staff are extremely well versed in Medicare and Department of Veteran Affairs guidelines, no gap billing practices and health fund contracts for accommodation and theatre fees.
