Specialists

No Gap Doctor. 

Dr Robert Gilmore is a respected Gastroenterologist with a strong focus on patient-centred care.

Special Interests

• Bowel Cancer (Colorectal Cancer) Screening
• General Gastroenterology
• Colonoscopy
• Gastroscopy, and Inflammatory Bowel Disease.

As a member of the Gastroenterology Network for Intestinal Ultrasound, the Gastroenterological Society of Australia and the Gastroenterological Society of Queensland, Dr Gilmore performs intestinal ultrasound to assist in the diagnosis and management of gastrointestinal conditions.

Qualifications

Dr Gilmore earned his Bachelor of Medicine and Bachelor of Surgery at the University of Glasgow, Scotland in 2014. After training as a junior doctor in the National Health Service, he moved to Australia and undertook advanced gastroenterology training in Melbourne. He has had the privilege of completing clinical and research fellowships at the Royal Alexandra Hospital Glasgow, Austin Health Melbourne and Mater Hospital Brisbane, before attaining his Fellowship from the Royal Australian College of Physicians in 2023. He is pursuing a PhD in the real-world application of novel therapies for inflammatory bowel disease (IBD) at the University of Queensland, where he also holds a fellow and lecturer position.

Patient Care

Dr Gilmore is passionate about empowering patients to take an active role in their healthcare journey. His approach to patient care is both comprehensive and individualised, as he draws on his expertise and ongoing research in the field.

Open Access Endoscopy within 14 Days 

As an advocate for timely diagnosis, Dr Gilmore participates in Montserrat’s Open Access Program supporting eligible patients to access high-quality endoscopy within 14 days of booking. It reduces the time to diagnosis, supports Australia’s Bowel Cancer Screening Program, and triages patients with positive test results.

Privately Insured No Gap Services

Dr Gilmore is a no gap provider committed to high quality, accessible and affordable care. Patients with eligible private health cover can access no-gap procedures with Dr Gilmore, aside from any applicable excess or co-payment. Please note, this does not include Anaesthetist fees which can sometimes be charged separately.

Research & Publications

Dr Gilmore is an active clinician and researcher, as well as a patient advocate. His research focuses on quality improvement and the real-world use and effectiveness of novel IBD therapies in Australia. He leads numerous clinical trials and has published papers in Australian and International medical journals. He frequently shares his expertise as an invited speaker at national and international conferences.

Qualifications:

• MB ChB, University of Glasgow, United Kingdom, 2014
• Fellowship of the Royal Australasian College of Physicians, The Royal Australasian College of Physicians, Adult Medicine Division, Australia, 2023

AHPRA No:MED0002087389

Locations

Dr Gilmore is available for consultations and procedures including Open Access Endoscopy at:

• Westside Private Hospital | Level 1, 32 Morrow Street, Taringa QLD 4068

Procedures performed:

• Rapid & Direct Endoscopy (Open Access)
• Colonoscopy
• Gastroscopy

Dr Peter Ko is a specialist gastroenterologist with an interest in diagnostic and therapeutic endoscopy. He works as a senior staff specialist at the Princess Alexandra Hospital. Peter graduated from medical school in 2007 and completed his specialty training in South Korea. During this time, he completed a Doctor of Philosophy (PhD) in internal medicine.

Peter has been working as a consultant gastroenterologist since 2013 and achieved Fellowship of the Royal Australasian College of Physicians (FRACP) in 2019. He has strong interest and extensive experience in treating large and complicated polyps and has a demonstrated track record of excellent outcomes.

Peter’s special interests include:
• High quality diagnostic and therapeutic endoscopy (gastroscopy/colonoscopy)
• Complex endoscopic resections (ESD, EMR)

Peter moved from South Korea to New Zealand in 2018, before settling in Brisbane in 2021. He is looking forward to developing relationships with patients at Westside Private Hospital.

Dr Maguire has been a Gastroenterologist for over 20 years, and is known for her honest, down-to-earth and practice approach to patient care.

Qualifications

Originally from Ireland, Dr Maguire gained her medical qualifications at the University College in Dublin in 1988 prior to commencing her Gastroenterology training in Dublin in 1992. She did her clinical research in the field of Irritable Bowel Disease (IBD) at the Glasgow Royal Infirmary before immigrating to Australia in 1996.

Dr Maguire worked at the Liver Transplant Unit at the Princess Alexandra Hospital (PAH) followed by the Mater Adult Hospital before qualifying as a Gastroenterologist in 1999, becoming a Fellow of the Royal Australian College of Physicians.

Expertise

Dr Maguire has a special interest in:

• General Gastroenterology
• Inflammatory Bowel Disease
• Endoscopy & Colonoscopy
• Irritable Bowel Syndrome
• Functional Gut Disorders
• Bowel Cancer Screening
• Eosinophilic Oesophagitis
• Helicobacter Eradication

Procedures performed:

• Open Access Endoscopy
• Colonoscopy
• Gastroscopy
• Rapid Iron Infusions

Patient Care

Dr Maguire treats each patient as an individual and uses her expertise to help resolve patients’ particular issues. Dr Maguire likes to make colonoscopy preparation as easy as possible for patients, which they appreciate.

Open Access Endoscopy within 14 Days 

Dr Maguire is one of Montserrat’s leading Open Access Gastroenterologists, supporting patients to bypass long wait times and have their digestive issues investigated promptly. Under the Open Access Program, qualifying patients can undergo high-quality endoscopy, usually within 14 days of booking. The program facilitates early diagnosis and triages patients who have positive test results from Australia’s National Bowel Cancer Screening Program.

Professional Development & Volunteering

Dr Maguire partakes in continuing professional development and accreditation, including regular medical meetings with her peers, in addition to volunteering as a Gastroenterologist with ANZGIA in the Solomon Islands in 2024.

Dr Maguire holds the following Professional Memberships and Qualifications:

• Royal Australasian College of Physicians (RACP)
• Gastroenterological Society of Australia (GESA)
• Australian & New Zealand Gastroenterology International Training Association (ANZGITA)

Professional Qualifications:

• MRCP (IREL), Royal College of Physicians Ireland, 1992
• AMC Certificate, Australian Medical Council, Australia, 1995
• Fellowship of the Royal Australasian College of Physicians

Location:

Dr Maguire is available for consultations and procedures at:

• Westside Private Hospital | Suite 311, Level 3, 32 Morrow St, Taringa QLD 4068

Outside of work, Dr Maguire likes to keep fit by cycling, running, playing tennis and swimming.

Dr Hadi Moattar is a clinical Gastroenterologist and Hepatologist with expertise and a special interest in:

• Inflammatory Bowel Disease (IBD)
• Irritable Bowel Syndrome
• Coeliac Disease
• Eosinophilic Oesophagitis, and
• Luminal Endoscopy and Polypectomy.

Dr Moattar completed his Medical Degree with Distinction in 2004 and since then, he has worked in various hospitals both in the United Kingdom and Queensland. In 2016, he completed his Gastroenterology & Hepatology Fellowship after being trained at the Mater Adult Hospital, The Prince Charles Hospital, Royal Brisbane and Women’s Hospital and Townsville Hospital.

After completing his general Gastroenterology Fellowship, Dr Moattar worked as an Inflammatory Bowel Disease Fellow at the foremost IBD Centre – the Fiona Stanley Hospital, in Perth, Western Australia. This helped to expand his experience and skill in managing complex patients with Inflammatory Bowel Disease. He uses his clinical and interpersonal skills to optimise patients’ care and quality of life in close collaboration with IBD nurses, dieticians, colorectal surgeons, clinical psychologists, and radiologists.

Dr Moattar enjoys keeping abreast of the latest developments and research in Gastroenterology. In addition to teaching students and junior doctors in small tutorials and lecturing in grand rounds and departmental meetings, he actively participates in quality assurance projects and audits, publishing or presenting the results of these projects in national and international meetings.

Dr Moattar personally monitors all IBD patients’ who commence immunosuppressants to ensure the maximum safety and efficacy of these medications.

Dr Moattar is available for consultations and procedures at the following Montserrat locations, performing Upper Endoscopy, Colonoscopy and Polypectomy. He accepts both private and open access referrals and can be contacted on the information below for enquiries or bookings.

Locations:

North Lakes Day Hospital – 7 Endeavour Blvd, North Lakes QLD 4509

Westside Private Hospital – Suite 311, Level 3, 32 Morrow St, Taringa QLD 4068

Dr Mark Norrie is a distinguished Gastroenterologist with over 25 years of experience in the field. He has a comprehensive background in treating a wide array of gastrointestinal conditions, with a special interest in:

• Bowel Cancer (Colorectal Cancer) Screening
• Small Bowel Capsule Endoscopy Procedures
• Inflammatory Bowel Disease

Qualifications
Dr Norrie’s diverse and fulfilling medical career spans both Australia and New Zealand. He earned his Bachelor of Medicine and Bachelor of Surgery in 1988, followed by his Fellowship with the Royal Australasian College of Physicians in 1996.

In 2001, Dr Norrie completed his PhD in Molecular Biology at the University of New South Wales, focusing on molecular genetics and colon cancer. Dr Norrie then joined Montserrat in 2003, bringing his extensive expertise to our team. His pursuit for medical knowledge continued and in 2008, he completed a Graduate Diploma in Drug Development from the University of New South Wales.

Patient Care
Dr Norrie’s passion for Gastroenterology stems from the complexity and intricate nature of the gut and liver systems and the holistic approach required for effective patient care. Renowned for his honesty, approachability and experience, Dr Norrie prioritises what matters most to patients. He tailors medical cared based on each patient’s expectations, age, lifestyle and other clinical factors.

Dr Norrie enjoys offering consultations and procedures as this allows for a more comprehensive and tailored approach to patient care. He gravitates to where quality care is needed, offering high quality gastrointestinal services in Longreach each month. He enjoys treating patients in Longreach as much as Brisbane, describing them as both grateful and candid.

Rapid & Direct Endoscopy (Open Access)
Dr Norrie is a Senior Gastroenterologist at Montserrat, where he offers Rapid and Direct Endoscopy services. Rapid and Direct Endoscopy allows eligible patients to schedule their endoscopies within two weeks, bypassing the initial specialist consultation when appropriate. This service streamlines the diagnostic process, particularly for those with positive results from Australia’s National Bowel Cancer Screening Program, ensuring timely investigation and reduced wait times for patients.

Privately Insured No Gap Services
Dr Norrie is a no-gap provider. Patients with sufficient private health insurance pay no gap for their procedure, apart from any applicable excess or co-payment. Please note, this does not include Anaesthetist fees, which can sometimes be charged separately.

Locations
Dr Norrie is available for consultations and procedures, including Rapid and Direct Endoscopy (Open Access) at:

• Westside Private Hospital | Suite 311, Level 3/32 Morrow St Taringa QLD 4068

He also visits Longreach regularly.

Procedures performed:

• Rapid & Direct Endoscopy (Open Access)
• Colonoscopy
• Gastroscopy
• Capsule Endoscopy

Awards and publications
Dr Norrie received The New Zealand Young Investigators Award in 2002 for his PhD research into gene methylation in colorectal biology carcinoma. He has been widely published in the past 20 years, writing numerous papers on colorectal cancer, in addition to improving gluten tolerance in celiac disease.

Volunteering & Mentoring
Dr Norrie volunteers annually with ANZGITA (the Australian & New Zealand Gastroenterology International Training Association), providing his services and expertise in developing countries including Myanmar, Fiji, and, more recently, the Solomon Islands. He describes volunteering as a deeply rewarding experience, where he imparts his knowledge and teaches skills to help local doctors become more self-reliant and less dependent on assistance from developed countries. Committed to sharing his extensive knowledge, Dr Norrie also served as a Senior Lecturer at Griffith University in 2010.

Outside of work, Dr Norrie likes to stay fit and see the world pursuing his passion for running, reading and travelling.

Qualifications

• Bachelor of Medicine / Bachelor of Surgery, 1988
• Fellowship of the Royal Australasian College of Physicians, 1996
• PhD (St Vincents Hospital in Sydney), University of New South Wales, 2001
• Graduate Diploma in Drug Development, University of New South Wales, 2008

For GPs:
Electronica Referrals can be sent via Medical Objects (Provider No: CM40000007H), Best Practice, Medical Director, or Genie
For enquiries, contact our GP Hotline: 07 3833 6788
Download Montserrat’s Referral Form at: https://bit.ly/4adXsWY

Languages: English and Hindi

Telehealth Consultations are available.

Dr Shrivastava has more than 20 years’ experience in Clinical Gastroenterology and Hepatology with a special interest in:

• Advanced Interventional Endoscopies & Endoscopic Mucosal Resection (EMR)
• Complex Polypectomies
• Hemostatic Intervention for Acute GI Bleeds and Stent Placements
• Endoscopic Retrograde Cholangiopancreatography (ERCP) – Bile Duct Interventions for CBD Stones/Malignant Strictures
• Endoscopic Ultrasound (EUS)
• Irritable Bowel Disease (IBD) Management

Dr Shrivastava was attracted to Gastroenterology because it provides a unique opportunity to deliver interventional services that yield immediate benefits for patients, whether through diagnosis, ongoing treatment, or preventative care aimed at improving quality of life.

Qualifications
Dr Shrivastava obtained his MD in Internal Medicine in 2001, before going on to complete his Doctorate of Medicine in Gastroenterology from 2002 to 2005. He completed his Fellowship with the Royal Australasian College of Physicians in 2021.

Dr Shrivastava has accumulated two decades of experience in interventional gastroenterology in India and the United Arab Emirates giving him broad experience in managing complex patients which is further supported by his experience in Hepatology, Inflammatory Bowel Disease and the management of Functional Bowel Disorders. A career highlight, Dr Shrivastava was previously Director of Endoscopic Services at the JCI-accredited hospital in Hyderabad, South India. He excels in prognostication and managing cases where patients can derive the maximum benefit.

Patient Care
Dr Shrivastava prides himself on addressing all patient concerns and performing high quality, safe procedures which are of maximum benefit to his patients. He finds balancing good communication with interventional skills as a key approach to patient care. Dr Shrivastava considers a patient’s medical history, risk factors and past investigations when arriving at a tentative diagnosis, and obviating the need for unnecessary tests. His approach to patient care is thorough, safe and holistic, always seeking the maximum benefits. Dr Shrivastava’s expertise in managing endoscopic emergencies often sees his medical colleagues calling on him for advice and assistance during more complex endoscopic procedures.

Rapid & Direct Endoscopy (Open Access)
Dr Shrivastava offers Rapid and Direct Endoscopy services. Rapid and Direct Endoscopy allows eligible patients to schedule their endoscopies within two weeks, bypassing the initial specialist consultation when appropriate. This service streamlines the diagnostic process, particularly for those with positive results from Australia’s National Bowel Cancer Screening Program, ensuring timely investigation and reduced wait times for patients.

Privately Insured No Gap Services
Dr Shrivastava is a no-gap provider. Patients with sufficient private health insurance pay no gap for their procedure, apart from any applicable excess or co-payment. Please note, this does not include Anaesthetist fees, which can sometimes be charged separately.

Locations
Dr Shrivastava is available for consultations and procedures, including Rapid and Direct Endoscopy (Open Access) at:

• North Lakes Private Hospital | 7 Endeavour Blvd, North Lakes QLD 4509

Special Interests/Procedures performed:

• Rapid & Direct Endoscopy (Open Access)
• Colonoscopy
• Gastroscopy
• ERCP
• EUS
• Hepatology

Awards and publications
In addition to having his research article on Chronic Radiation Proctitis management published in the Journal of Tropical Medicine, Dr Shrivastava has received several awards. His research paper on Hepatobiliary intervention was adjudged the best National Paper at the Indian Society of Gastroenterology National Conference in 2003. Dr Shrivastava was also awarded the Best Outgoing University Student in Gastroenterology in 2005.

Mentoring
Dr Shrivastava is heavily involved in teaching and mentoring Medical Registrars and Advanced Trainees to manage complex patients. He is also a Senior Lecturer at the University of Queensland, where he teaches undergraduate medical students.

Outside of work, Dr Shrivastava is a swimmer and long-distance runner, and greatly enjoys listening to classical Indian music.

Qualifications

• Doctor of Medicine (Internal Medicine), 2001
• Doctorate of Medicine (Gastroenterology), 2005
• Fellowship of the Royal Australasian College of Physicians, 2021

Registration numbers and professional memberships

• AHPRA: MED0002137490
• American Society for Gastrointestinal Endoscopy (ASGE)
• American College of Gastroenterology (ACG)
• Society for Gastrointestinal Endoscopy of India (SGEI)

For GPs
Electronica Referrals can be sent via Medical Objects (Provider No: CM40000007H), Best Practice, Medical Director, or Genie
For enquiries, contact our GP Hotline: 07 3833 6788
Download Montserrat’s Referral Form at: https://bit.ly/4adXsWY

Qualifications
A valued member of Montserrat’s Gastroenterology team since 2014, Dr Tan’s educational journey began at the University of New South Wales in Sydney, where he earned his Bachelor of Medicine and Bachelor of Surgery. He further honed his skills and knowledge in hepatobiliary disorders and liver failure through additional training in Gastroenterology and Hepatology in Perth, where he mentored younger physicians. His expertise was recognised with a fellowship from the FRACP in 2008, and he later completed his doctoral studies (PhD) at the University of Queensland.

Patient Care
Beyond his credentials, Dr Tan’s dedication to his patients’ well-being and relentless pursuit of knowledge set him apart. His approach to patient care is comprehensive, addressing each patient’s primary concerns, whether they seek immediate answers or need certain lifestyle factors excluded. Approachable and consistent by nature, Dr Tan understands that every patient’s needs are unique which requires a tailored approach to their care.

Rapid & Direct Endoscopy (Open Access)
Through Montserrat’s Open Access Program, Dr Tan facilitates swift investigations into digestive concerns for pre-qualified patients. This Open Access program helps patients access high-quality endoscopy within 14 days of booking. It reduces the time to diagnosis, supports Australia’s Bowel Cancer Screening Program, and triages patients with positive test results.

Privately Insured No Gap Services
Dr Tan is a no gap provider. Patients with adequate private health cover pay no gap for their procedure (other than their excess or co-payment if applicable). Please note, this does not include Anaesthetist fees which can sometimes be charged separately.

Mentoring & Volunteering
Renowned for teaching and mentoring medical students, Dr Tan enjoys sharing his knowledge and expertise with the medical community. He has written multiple papers on diabetes medication and colonoscopy, in addition to his volunteer work in the Solomon Islands teaching diagnostic endoscopy.

Outside of his commitments to patients and the profession, Dr Tan enjoys cardio exercise, weight training, and reading.

Locations
Dr Tan is available for consultations and procedures, including Open Access Endoscopy, at the following locations.

• Westside Private Hospital | Suite 311/Level 3, 32 Morrow Street Taringa QLD 4068

Procedures Performed

• Rapid & Direct Endoscopy (Open Access)
• Colonoscopy
• Gastroscopy

For GPs:

Electronic Referrals can be sent via Healthshare, Medical Objects (Provider No: CM40000007H), Best Practice, Medical Director, or Genie
For enquiries, contact our GP Hotline: 07 3833 6788

No Gap Doctor. Telehealth available.

Languages: English and Mandarin

Dr Wong is a respected Gastroenterologist with a strong focus on:

• high-quality colonoscopy and gastroscopy
• endoscopic mucosal resection of large polyps
• capsule endoscopy, and
• general gastroenterology

He is dedicated to reducing the incidence of bowel cancer through exceptional colonoscopy care and remains at the forefront of his field by embracing new technologies, including advancements in endoscopic equipment and artificial intelligence.

With extensive experience across various clinical settings, Dr Wong has cared for critically ill patients in the public system and has progressed through all levels of gastroenterology and hepatology, from internship to advanced training before becoming a specialist. His career has included roles in regional practices, state liver transplant centres, and facilities specialising in high-quality colonoscopy and polypectomy. This diverse experience has given him a profound understanding of the complex conditions patients can face, recognising that no two patients are alike.

Qualifications

Graduating with honours, Dr Wong completed his Bachelor of Medicine and Bachelor of Surgery at the University of Western Australia in 2010. He then undertook basic physician training in Perth before advancing his gastroenterology training at Lismore Base Hospital, Port Macquarie Base Hospital, and Royal Prince Alfred Hospital in New South Wales. He further refined his expertise during a year of advanced training at QEII Jubilee Hospital in Brisbane, focusing on high-quality colonoscopy, improving adenoma detection rates, advanced endoscopic techniques for polyp resection, and capsule endoscopy. In 2018, Dr. Wong was awarded a Fellowship from the Royal Australasian College of Physicians.

Patient Care

Patients value Dr Wong’s personable manner, excellent listening skills, and dedication to their healthcare goals. He consistently strives to deliver exceptional care, focusing on both clinical excellence in managing medical conditions and high-quality endoscopy procedures with high detection rates and minimal pathology misses.

Rapid & Direct Endoscopy (Open Access)

Dr Wong is an avid supporter of Rapid and Direct Endoscopy services. This service allows eligible patients to schedule their endoscopies within two weeks, bypassing the initial specialist consultation when appropriate. It streamlines the diagnostic process, especially for those with positive results from Australia’s National Bowel Cancer Screening Program, ensuring priority access to expert care and reduced wait times for patients.

Privately Insured No Gap Services

Dr Wong is a no-gap provider. Patients with adequate private health insurance do not incur additional costs for their procedure, aside from any applicable excess or co-payment. Most Anaesthetists at Westside Private Hospital are also no-gap providers.

Locations:

Dr Wong is available for consultations and procedures at:

• Westside Private Hospital | Suite 311, Level 3/32 Morrow St Taringa QLD 4068

Procedures performed:

• Rapid & Direct Endoscopy (Open Access)
• Colonoscopy
• Gastroscopy
• Capsule Endoscopy

Awards and publications

Dr Wong has presented research findings at local and international gastroenterology conferences. Additionally, several of his research abstracts have been published in Australian and international journals.

Volunteering & Mentoring

Dr Wong actively contributes to his profession as a Senior Lecturer at the University of Queensland, where he provides bedside teaching to medical students and both basic and advanced trainees. He supervises and instructs advanced trainees specialising in gastroenterology and endoscopic procedures and serves in a supervisory role on the conjoint committee for recognition and training in endoscopy.

Outside work, Dr Wong enjoys playing the piano, attending music concerts, running, travelling, and spending quality time with his family.

Qualifications

• Bachelor of Medicine / Bachelor of Surgery, University of Western Australia, 2010
• Fellowship of the Royal Australasian College of Physicians, Adult Medicine Division, 2018

Registration numbers and professional memberships

AHPRA: MED0001670684

• Royal Australasian College of Physicians
• Gastroenterology Society of Australia
• Gastroenterology Society of Queensland
• American Gastroenterological Association (AGA)
• American Society for Gastrointestinal Endoscopy (ASGE)

Dr Linus Chang has been a consultant gastroenterologist since 2010. He has special interests in high quality surveillance colonoscopy, monitoring of gastric intestinal metaplasia to detect early stomach cancer and Hepatitis B. He has special expertise in endoscopic ultrasound which is used to clarify intestinal subepithelial lesions, and pancreaticobiliary disease.

He undertook his gastroenterology training at the Princess Alexandra Hospital and Townsville. He had further subspecialty training in endoscopic ultrasound and its role in the diagnosis and staging of upper gastrointestinal cancer at Sir Charles Gairdner Hospital in Perth in 2009 with further periods of observation and hands-on training at the Medical University of South Carolina in Charleston, USA and St Luc Hospital in Montreal, Canada.

Dr Chang was formerly staff specialist at the Mater Hospital Brisbane and lecturer with the University of Queensland. He was colonoscopy trainer for ten years to gastroenterology trainees at the Mater Hospital Brisbane. He is now solely in private practice and performs procedures at Mater Private South Brisbane, Mater Private Springfield, Westside Private in Taringa and Sunnybank Private Hospital.

Dr Chang consults at the Salmon Building on Stanley Street, South Brisbane and at Suite 21, Sunnybank Private Hospital Specialist Consulting Suites, 245 McCullough St, Sunnybank

His practice offers a choice of direct access or consultation led endoscopy. All bookings can be made on 07 3163 7820 and referrals through medical objects.

Dr Brotodihardjo graduated from University of Melbourne in 1986. He completed his General Gastroenterology training in 1993 and completed his final year as Hepatology Fellow in Sydney.

Dr Brotodihardjo has a special interest in:

• Inflammatory Bowel Disease
• Fatty liver
• Capsule endoscopy
• Colorectal polyps surveillance

Languages spoken: Mandarin Indonesian