Arun graduated from the Imperial College School of Medicine, London. He has wide experience practising psychiatry across Australasia. He is an Honorary Fellow with the University of Melbourne and a member of the Victorian Faculty of Psychotherapy.

Arun has an enduring faith in psychotherapy and its ability to foster self awareness and a sense of personal agency. He has a particular interest in the pharmacological management of mood, anxiety and posttraumatic disorders. Arun collaborates with patients and general practitioners in outpatient treatment plans.

He treats patients in Victoria Court, a contemporary 21 inpatient unit purpose designed to facilitate mental health recovery. He also admits to the Perinatal Psychiatry Unit and has significant expertise and interest in the treatment of postnatal depression and anxiety.