Dr Hibbert is a Respiratory and Sleep Medicine Physician. He holds the position of a Senior Staff Specialist in the Department of Respiratory Medicine at Royal North Shore Hospital. He is a lecturer at the University of Sydney and is co-convenor of Royal North Shore  Hospital’s  Medical Grand Rounds.
 
Dr Hibbert is a member of the Thoracic Society of Australia and New Zealand and the Australasian Sleep Association. He is a member of the National Examining Panel of the Royal Australasian College of Physicians.
 
Dr Hibbert has particular interest in Sleep Disordered Breathing and Neuromuscular disease with long term experience in Nocturnal Non invasive ventilation. Areas of high level expertise in Respiratory Medicine include Interstitial Lung Disease, Pulmonary Vascular Disease and Lung Cancer.