Who are we

We are a specialist cardiology family practice based in Sydney but also servicing rural NSW and Australia-Pacific. Established in 1980, for almost 40 years we have been providing expert assistance to people with heart conditions. We are focused on combining expert knowledge with the latest available technologies in order to provide the highest level of personalised cardiac care.

Tailored Heart Care plans personalised to each individual. From screening and prevention to treatment of complex coronary artery or valvular heart disease.

Personalized high-quality patient care

Cardiac disease prevention, diagnostic, and interventional services in your community*

Complete heart and valve assessment



Follow-up/Routine surveillance to prevent further events

Optimal patient care

Close collaboration

One of the leading centres for cardiac care in Australia with collaboration between the
St Vincent’s Sydney Campus heart team.

Our Doctors

Dr David Roy

Interventional Cardiologist

A/Prof Andrew Roy

Interventional Cardiologist

Dr Yiling Situ

Consultant Cardiologist &
Cardiac Imaging Specialist

Meet your Care team

Your first and ongoing point of contact with our practice will be our friendly practice care team.

Our team are experienced in ensuring your care from your initial consultation through to your post treatment follow up appointment are streamlined. They are here to support you in organising appointments, booking in cardiac testing requested by our Specialists and assisting with any general enquiries you may have.

Audrey is our French liaison, originally from Paris, works closely with patients and their medical teams from New Caledonia and the Pacific.

Aine is our Cardiovascular nurse specialist originally from Ireland area of interest and expertise is in both acute cardiac care and cardiovascular disease prevention. She is a keen runner.

Alexis Arriagado TAVI and Structural Heart Disease Coordinator for St Vincent’s Private Hospital.

Nichole our practice co-ordinator has been with our practice for over 10 years.

We offer a transfer service to our centre of excellence for specialised heart care and treatment. Please call 02 8382 7111 and ask for the Bed Manager.

We offer a transfer service to our centre of excellence for specialised heart care and treatment. Please call 02 8382 7111 and ask for the Bed Manager.

What we care for

Memberships & Affiliations

Dr David Roy


Dr David Roy is an Interventional cardiologist and adult structural cardiologist at St Vincent’s Hospital in Sydney. Dr Roy graduated with honours in 2002 prior to undertaking physicians and cardiology speciality training in the UK, Ireland and Australia. After completing both structural heart and interventional fellowships in London, Dr Roy then worked as a consultant cardiologist in St George’s Hospital, London as a high volume coronary and structural interventionalist. Dr Roy’s research background includes post graduate research in Transcatheter Aortic Valve Implantation (TAVI) with a number of published first-in-man studies in the field of TAVI including the world’s first series of TAVI for AR. He has published numerous review articles, abstracts and journal articles in peer reviewed journals as well as presented his work as a headline speaker at many international meetings. Dr Roy has been an investigator in a number of randomised international TAVI trials. Dr Roy is the current editor-in-chief of the St Vincent’s Proceedings journal

Dr Roy is a senior lecturer in the University of New South Wales and Notre Dame universities. He is a proctor (teacher) of structural heart procedures and has taught physicians from all over the world including India, Japan, Indonesia, Malaysia, New Zealand, and all over Australia.

Dr Roy is currently a senior structural interventionalist at St Vincent’s Public and Private hospitals, specialising in coronary and structural interventions. He has a particular interest in TAVI and is one of the most experienced TAVI operators in Australia.

Special Interests:
  • Coronary Artery Disease / Coronary Stenting
  • Radial Access Angiography (Wrist Access)
  • Acute Coronary Syndromes (Heart Attack)
  • Coronary Imaging (OCT/IVUS)
  • Rotational Atherectomy (Rotablator Drill)
  • Bio-Absorbable Stents (Dissolvable Stents)
  • Chronic Total Coronary Occlusions
  • Valvular Heart Disease
  • Transcatheter Aortic Valve Implantation Replacement (TAVI)
  • Mitral Valve Therapies
  • Adult Structural Heart Disease (PFO/ASD Closure)

English and French 

A/Prof Andrew Roy


A/Prof Andrew Roy graduated with honours from RCSI Dublin in 2002, before completing his MRCPI award through the Royal College of Physicians Ireland in 2005. After clinical Cardiology Specialist training in the Mater Misericordiae and St Vincents University Hospitals in Dublin, he took research posts in the Sudden Cardiac Death Family Screening Clinic and Pulmonary Hypertension Units, where he was awarded his postgraduate research Doctor of Medicine (MD) degree in Cardiorenal biomarkers through University College Dublin.

A/Prof Andrew Roy then undertook 2 years of subspecialty interventional cardiology training in one of Europe’s leading interventional centres, the Institut Cardiovasculaire Paris Sud (Massy, France), focusing on complex coronary interventions, transcatheter valve replacements, and peripheral artery disease therapies. He then completed further Fellowship training in Valvular Heart Disease Interventions and Cardiac CT in St Thomas’ Hospital London (UK), before working as a specialist in the Mater Private and University Hospitals Dublin. He was awarded his Fellowship of the European Society of Cardiology through the scientific excellence pathway in 2016, and also holds Fellowship of the Royal College of Physicians of both Ireland (FRCPI) and Australia (FRACP).

A/Prof Roy remains highly committed to academic research and medical education,

  • Adjunct Clinical Associate Professor in School of Medicine University of Notre Dame Australia.
  • RACP OTP Education Subcommittee
  • Associate Editor European Heart Journal Case Reports
  • European Society Cardiology Acute Cardiac Care Examination MCQ Review Group.

  • Clinical research published and presented over 60 abstracts, multiple book chapters, and work has received over 250 peer-reviewed citations. RG Score 31.34 and h-index 7
  • Faculty of both the EuroPCR and London Valves Interventional meetings.


English and French

Special Interests:
  • General Cardiology and Heart Disease Prevention
  • Coronary Interventions
  • Percutaneous Valvular Interventions, including;
    • TAVI
    • Intracoronary Imaging
    • Structural Heart Disease

Research / Publications:

View A/Prof Andrew Roy’s publications

Dr Yiling Situ


Dr Yiling Situ is a Consultant Cardiologist and Cardiac Imaging Specialist at St Vincent’s Clinic and St Vincent’s Private Hospital.

Dr Situ was the recipient of two medical scholarships and graduated with honours from the University of New South Wales in 2013. She undertook Physician and Cardiology training at St Vincent’s Hospital Sydney. Dr Situ subsequently completed the Advanced Cardiac Imaging Fellowship at St Vincent’s Hospital and has acquired extensive imaging experience in cardiac CT and MRI. She is accredited as a Level B CT Coronary Angiogram Specialist.

Dr Situ is currently undertaking PhD and post-doctoral studies at St Vincent’s Hospital in conjunction with the University of New South Wales, focusing on heart transplantation and cardiac MRI. Her PhD aims to develop alternative non-invasive imaging assessment for cardiac rejection in heart transplant patients in place of invasive cardiac biopsies. Dr Situ has extensive involvement in research with both St Vincent’s Hospital and the Victor Chang Cardiac Research Institute and has authored multiple publications in international and peer-reviewed journals. Dr Situ is a conjoint lecturer at the University of New South Wales and an examiner for the final year medical student examinations.

As a general and imaging Cardiologist, Dr Situ is experienced in managing a wide range of cardiac conditions, and is passionate about the use of advanced cardiac imaging for the assessment of cardiovascular disease.

Special Interests:
  • CT Coronary Angiogram (CTCA)
  • Cardiac magnetic resonance imaging (CMR)
  • General Cardiology and Heart Disease Prevention
  • Heart failure
  • Coronary Artery Disease

English and Chinese (including Mandarin and Cantonese)