City Specialist Centre
City Specialist Centre

    World-class care at home

    World-class care at home World-class care at home World-class care at home


    Partner with experts who care

     Be in charge of your health today

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    Our patient care philosophy

    Ensuring care is personalised to you

    Providing evidence-based expertise 

    Ensuring a holistic approach to healthcare from the start

    Forming lasting partnerships with your medical teams

    Meet your Specialists

    DR JAMES TANG

    BMED PhD Masters Clin Epi FRACP 

    NEPHROLOGIST AND TRANSPLANT PHYSICIAN


    Dr James Tang is an accredited nephrologist and transplant physician in Sydney.


    He is a Senior Staff Specialist at St Vincent’s hospital Sydney with special interests in transplantation. He completed his PhD on kidney transplantation and optimising patient healthcare, and received a scholarship for his research. Dr Tang has also published multiple peer-reviewed research papers in the area. He is also actively involved in teaching medical students and junior medical officers. 


    Dr Tang is a caring and compassionate physician, committed to providing excellent personalised care to his patients. He manages all aspects of kidney disease. He believes that your kidney health journey is unique to you and he aims to help you navigate this with state of the art knowledge and services.


    Dr Tang sees all aspects of kidney disease including hypertension (high blood pressure), diabetic related kidney disease, acute and chronic kidney disease, kidney stones and urinary tract infections. 


    Dr Tang can consult in English, Mandarin and Shanghainese. 


    Additional locations Dr Tang consults in:


    St. Vincent's Public/Private Hospital/clinic 

    406 Victoria St, Darlinghurst, 2010


    University of Notre Dame, Level 2,88-90 Water Street, Auburn 2144

    DR YANNA KO

    FRACP,  MD (DIST) BSC(HONS Class 1) MPhil (Usyd)

    GASTROENTEROLOGIST AND HEPATOLOGIST


    Dr Yanna Ko is an accredited Gastroenterologist and Hepatologist. Dr Ko is a compassionate clinician who has a passion for holistically improving gut health and overall wellbeing.


    She manages all aspects of gastrointestinal and liver disorders, including reflux, constipation, diarrhoea, bowel cancer screening and surveillance and iron deficiency.


    Dr Ko's goal is to ensure all of her patients feel heard and cared for. She strives to provide the best patient-centered care possible for all of her patients. 


    Dr Ko has been passionate about advancing the field of gastroenterology through research, and combining the latest knowledge in this area of medicine with personalised patient care for her patients. As a result of her efforts, Dr Ko has received many awards including the prestigious NHMRC research award for her ongoing research into gut disorders (irritable bowel syndrome and the microbiome). She has also published multiple peer-reviewed research articles, and presented at national and international gastroenterology conferences. 


    Dr Ko has been awarded accreditation for performing gastroscopies and colonoscopies by the Conjoint Committee for the Recognition of Training in Gastrointestinal Endoscopy. She is an alumnus at the University of New South Wales, and completed her training in many Sydney hospitals including Concord Hospital. 


    Dr Ko is multilingual and can consult in Mandarin and Cantonese. 


    Dr Ko performs procedures in:


    Private - Alexandria Specialist Day Hospital, Central Sydney Private Hospital; Macquarie University Hospital


    Public - Canterbury hospital (VMO gastroenterologist)

    Rapid Direct Access Endoscopy

    No wait rapid access procedures

    Dr Ko offers a direct access endoscopy to ensure minimal wait time for your next procedures. Conditions apply. 

    Contact for Direct Access

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    Booking your appointment

    Just a reminder

    You will need a referral from your GP or another specialist before you can be reviewed. 


    What to bring to your first appointment:

    • A valid referral 
    • Medicare card if applicable
    • DVA card and/or health insurance card or details as appropriate
    • Your latest blood test results
    • Any other relevant investigations including imaging, reports from other doctors 

     

    Patient registration form

    Entry is located up the stairs, through Douglas Hanly Moir

    Contact Us

    City Specialist Centre

    131 Macquarie Street, Sydney New South Wales 2000, Australia

    Hudson House, Ground floor, (Enter via Douglas Hanly moir pathology) Tel: 02 8382 3568 Fax: 02 8294 8855 Email: specialistclinic@svha.org.au

    Hours

    Mon

    09:00 am – 05:00 pm

    Tue

    09:00 am – 05:00 pm

    Wed

    09:00 am – 05:00 pm

    Thu

    09:00 am – 05:00 pm

    Fri

    09:00 am – 05:00 pm

    Sat

    Closed

    Sun

    Closed

    City Specialist Centre

    Tel: 02 8382 3568

    Copyright © 2025 City Specialist Centre - All Rights Reserved.

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