Dr Jeffrey Sebastian



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“I value collaboration, innovation, and diversity, and I enjoy working with a multidisciplinary team of professionals and experts to provide holistic and culturally responsive care for all”

Special clinical interest in cardiovascular imaging

About Dr Jeffrey Sebastian

Prior to joining Advara HeartCare, Dr Jeffrey Sebastian worked as an Imaging Cardiologist at Auckland City Hospital (Te Toka Tumai, Auckland and Te Whatu Ora), providing high-quality care and treatment for patients with cardiovascular diseases in one of the biggest cardiovascular centres in Australasia.

Specialising in cardiovascular imaging and having worked as a senior registrar at Te Whatu Ora Auckland, Te Whatu Ora Waitemata and Te Whatu Ora Counties Manukau, Jeff gained extensive skills and knowledge in various modalities such as echocardiography.

Currently undertaking further advanced imaging fellowship training at the Alfred, he is also an active clinical researcher, conducting and publishing several studies on the epidemiology, diagnosis and management of cardiac conditions, especially in the Maori and Pacific populations.

Jeff is committed to improving the heart health and well-being of the communities he serves and advancing the knowledge and practice of cardiology in Australia and beyond.

Jeffrey speaks English, Hindi and Malayalam


  • Sebastian, J., Thomas, T., Choi, A., Joshi, B., Tang, S.Y., Wu, F., Sutton, T., Turaga, M., Looi, J.L. and Gabriel, R., 2023. Safety of Cardiac Computed Tomography to Exclude Left Atrial Appendage Thrombus Prior to Direct Current Cardioversion in Patients With Atrial Arrhythmias. Heart, Lung and Circulation, 32, p.S101.
  • Sebastian, J., Thomas, T., Wu, F., Tang, S.Y., Joshi, B., van Pelt, N., Gabriel, R., Sutton, T., Turaga, M. and Looi, J.L., 2022. Cardiac Computed Tomography to exclude left atrial appendage thrombus in atrial arrhythmias prior to electrical cardioversion during the COVID-19 pandemic. The New Zealand Medical Journal (Online)135(1563), pp.111-114.
  • Ternouth, I., Berndt, H., Costa, A.F. and Sebastian, J., 2018. Atrial Fibrillation-A Midlands Wide Audit, How Badly Are We Doing?. Heart, Lung and Circulation27, p.S14.