Harvey is an Endocrinologist and General Physician with extensive clinical leadership experience in the acute health sector. Harvey is Professor and Director of General Medicine, and Clinical Program Director of Emergency and Acute Medicine at Alfred Health and Professor of General Medicine, Central Clinical School, Monash University. Harvey is a graduate of the Australian Institute of Company Directors and is a board member of Better Care Victoria and also chair of the board of Health Education Australia Limited (HEAL).

Harvey’s main interests are in delivery and quality improvement of acute medical care, patient engagement and interdisciplinary teamwork. In 2014 Harvey completed Brent James's “Advanced Training Program in Health Care Delivery Improvement" at the Intermountain Institute of Healthcare Delivery Research, Salt Lake City, USA.

In 2016, Harvey was the clinician on a three-member panel contributing to the "Targeting zero: Supporting the Victorian hospital system to eliminate avoidable harm and strengthen quality of care. Report of the Review of Hospital Safety and Quality Assurance in Victoria" produced by the Grattan Institute under the leadership of Stephen Duckett. This report has led to substantial changes in the Victorian DHHS's approach to its oversight of the quality and safety of healthcare in Victoria.

In his earlier career, Harvey was extensively involved in developing both the undergraduate medical student program and the physician training program at Eastern Health and was chair of the Endocrinology Specialist Advisory Committee of the Royal Australasian College of Physicians. Harvey has served for many years as a senior member of the National Examining Panel of the RACP.