Dr King is a Neurologist and Sleep Physician. He trained at the University of Sydney graduating with honours and did neurology training at Royal North Shore, Mater, Lidcombe and Westmead hospitals.

He continued his studies completing a Master of Medicine at the University of Sydney followed by a Neurophysiology fellowship and sleep training at the Massachusetts General Hospital and Harvard Medical School.

Dr King works in private practice at Lindfield, a suburb of Sydney, NSW in Neurology and sleep medicine.

His main neurological sub-interest is in clinical neurophysiology (EEG, nerve conduction studies, evoked potentials). He attends the sleep clinic at RPAH and the Hornsby Sleep Disorders Center and does neurology at Hornsby and Blacktown hospitals