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

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 graduated from University College Dublin in 1988 and commenced her training in Gastroenterology in Dublin in 1992. She spent a year doing clinical research in Inflammatory Bowel Disease at the Glasgow Royal Infirmary and completed her training at the Princess Alexandra and Mater Adult Hospitals in Brisbane. She became a Fellow of the Royal Australian College of Physicians in 1999.

Dr Maguire has a special interest in:

• General Gastroenterology
• Inflammatory Bowel Disease

Dr Maguire commenced with Montserrat in 2000 and offers consultations and procedure from our Samford Road Day Hospital.

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:

Samford Road Day Hospital – 383-391 Samford Road, Gaythorne QLD 4051

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

Westside Private Hospital – Level 1/32 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

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.

• Samford Road Day Hospital | 383/391 Samford Road, Gaythorne QLD 4051
• Westside Private Hospital | Suite 311/Level 3, 32 Morrow Street Taringa QLD 4068

Procedures Performed

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

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