Ruvin Gabriel began his cardiology training at the Green Lane Cardiovascular Service, Auckland City Hospital, and completed it at the prestigious Cleveland Clinic (Ohio, USA), where he worked for two years as a clinical and research fellow in multi-modality cardiovascular imaging. Ruvin currently works as a clinical cardiologist with a special interest in non-invasive imaging at Middlemore Hospital, and consults part time at the Auckland Heart Group.

Ruvin's subspecialty expertise is in non-invasive imaging: cardiovascular CT, CT coronary angiography, cardiovascular magnetic resonance imaging (MRI), as well as trans-thoracic, trans-oesophageal and stress echocardiography. He integrates his imaging skills with the clinical assessment and management of ischaemic heart disease, valvular heart disease and heart failure.