Dr Ruben Arulnathan grew up in Sydney before gaining his medical degree from the University of Newcastle. He then completed his post graduate training and gained wide experience at various tertiary hospitals including the Royal North Shore Hospital before specialising in general practice, earning a Fellowship of the Royal Australian College of General Practitioners.

He has a particular interest in procedural medicine including the surgical removal of skin cancers, cysts and other skin lesions, and removing ingrown toenails; he also enjoys all aspects of general practice.

He enjoys watching films and reading in his spare time.