Professor Erwin Loh is national Chief Medical Officer and Group General Manager Clinical Governance for St Vincent's Health Australia, the nation’s largest not-for-profit health and aged care provider, including 6 public hospitals, 10 private hospitals and 23 aged care facilities in Queensland, New South Wales and Victoria, along with three co-located research institutes – the Victor Chang Cardiac Research Institute, the Garvan Institute of Medical Research, and St Vincent’s Institute of Medical Research.

Prior to that he was the Chief Medical Officer of Monash Health, Victoria’s largest health service, where he worked for almost ten years. Before that he was the Deputy Chief Medical Officer at the Peter MacCallum Cancer Centre for three years. And immediately prior to that, he worked as a full-time lawyer at Sparke Helmore for two years.

He is qualified in both medicine and law, with general and specialist registration as a medical practitioner (medical administration specialty), and is a barrister and solicitor of the Supreme Court of Victoria and High Court of Australia. He also has an MBA, Master of Health Service Management, and PhD.

He is currently a director on the board of the St Vincent's Institute and the Aikenhead Centre for Medical Discovery. He has previously been a director on the boards of the Hudson Institute of Medical Research, Monash Health Research Precinct Pty Ltd, Australian Medical Association (Victoria) and Law Institute of Victoria. He is a Graduate and Fellow of the Australian Institute of Company Directors.

He is Vice President and Board Member of the Royal Australasian College of Administrators. He is Professor, Clinical Registries, at Monash University, where he leads the Clinical Leadership and Management Unit at the Monash Centre for Health Research and Implementation. He is Honorary Clinical Professor with the title of Professor at the Department of Medical Education, University of Melbourne. He is Honorary Professor at Macquarie University at the Centre for Health Systems and Safety Research.

He teaches and carries out research in health law, health management and clinical leadership. He has been an invited speaker at local and international conferences, published on health law, medical management, and health technology, and is a member of the Association of Professional Futurists, with an interest in medical futurology.

He received the Distinguished Fellow Award from RACMA in 2017 for “commitment to governance, research and publication”.