At Oracle Healthcare, our cardiology team is dedicated to delivering expert, patient-centred cardiac care. Led by a group of highly experienced cardiologists, our team brings cutting-edge expertise in cardiovascular health.
With access to state-of-the-art 4D imaging and a multidisciplinary team, we ensure timely, precise diagnoses and personalised treatment plans. Our team is supported by three registered nurses, who provide exceptional care, ensuring a seamless experience for every patient.
MBBS, MSc, FRACP, FCSANZ, PhD
General and Interventional Cardiologist
Dr Avedis Ekmejian is a general and interventional (procedural) cardiologist, who prides himself on evidence-based and compassionate care for his patients.
BMed (Dist), BSc(Med)Hons, MD (Dist), MPH (Excellence), FRACP
Consultant cardiologist
Dr Dominic Vickers completed Advanced Cardiology training at the Prince of Wales, Port Macquarie and Sutherland Hospitals after graduating Medicine with Distinction and completing an extra Honours research degree from the University of New South Wales.
MBBS (Hons) FRACP, FCSANZ
General and Interventional Cardiologist
Dr Masami Miyashita graduated from University of NSW and completed 4 years cardiology training in Canberra, Royal North Shore Hospital and Interventional fellowship at StGeorge Hospital in Sydney.
MBBS MMed(ClinEpi) AFHEA FRACP FCSANZ
Structural Heart and Interventional Cardiologist
Dr Abhi Prashar is an Interventional, Structural, and General Cardiologist. After completing his cardiology training at St George Hospital in 2020, he became a Fellow of the Royal Australasian College of Physicians (FRACP).
Registered Nurse
Registered Nurse
(MBBS, MSc, FRACP, FCSANZ, PhD candidate – final year).
General and Interventional Cardiologist
Dr Avedis Ekmejian is a general and interventional (procedural) cardiologist, who prides himself on evidence-based and compassionate care for his patients.
His post-graduate training has been across multiple tertiary hospitals in NSW, including sub-specialist training in interventional cardiology at Royal North Shore Hospital over a 2-year period.
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In addition to his medical degree, Dr Ekmejian holds a Master of Science from the University of Edinburgh, and is currently completing a PhD through the University of Sydney, supervised by Professor Ravinay Bhindi and Dr Michael Ward. This enables him to continue to improve the clinical care he provides his patients.
Dr Ekmejian:
BMed (Dist), BSc(Med)Hons, MD (Dist), MPH (Excellence), FRACP
Consultant cardiologist
Dr Dominic Vickers completed Advanced Cardiology training at the Prince of Wales, Port Macquarie and Sutherland Hospitals after graduating Medicine with Distinction and completing an extra Honours research degree from the University of New South Wales.
Dr Vickers is also interested in developing technologies and how these can be utilised to improve patient outcomes achieving a Master of Public Health at the University of New South Wales. He has published his research nationally and internationally.
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Teaching:
MBBS (Hons) FRACP, FCSANZ
General and Interventional Cardiologist
Dr Masami Miyashita was a senior partner in group cardiology practice on Sydney’s Northern Beaches for 27 years before joining Oracle Healthcare Cardiology in 2024.
After graduating from the University of NSW, Dr Miyashita completed 4 years of cardiology training in Canberra and at Sydney’s Royal North Shore Hospital before completing his interventional fellowship at St George Hospital.
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MBBS MMed(ClinEpi) AFHEA FRACP FCSANZ
Structural Heart and Interventional Cardiologist
Dr Abhi Prashar is an Interventional, Structural, and General Cardiologist. After completing his cardiology training at St George Hospital in 2020, he became a Fellow of the Royal Australasian College of Physicians (FRACP). He then underwent advanced sub-specialty training in coronary and structural heart interventions. His training led him to prestigious institutions including St George Hospital (Sydney) in 2021, the Austin Hospital (Melbourne) in 2022, and the world-renowned King’s College Hospital (London) in 2023.
Abhi’s clinical focus spans general and interventional cardiology, encompassing chest pain assessment, coronary angioplasty, percutaneous coronary intervention, and advanced coronary calcium modification. His proficiency extends to intravascular imaging with IVUS and OCT.
Notably, he specialises in the management of patients with valvular heart diseases, employing cutting-edge techniques such as transcatheter aortic valve implantation (TAVI) and transcatheter edge-to-edge-repair (TEER) for mitral and tricuspid regurgitation. He is also proficient in patent foramen ovale closure, atrial septal defect and left atrial appendage occlusion.
Beyond his clinical endeavours, Abhi is committed to medical research and clinical excellence. He has extensive publications in leading cardiology journals, addressing both coronary and structural heart diseases. He holds a Masters of Medicine in Clinical Epidemiology from the University of Sydney. Abhi is also passionate about medical education and is currently an Associate Fellow of the Higher Education Academy (AFHEA) as well as a Conjoint Lecturer with the University of New South Wales.
With his multifaceted expertise, Abhi brings cutting-edge technology and up-to-date medical knowledge to his patients to ensure they receive the best possible care.
