Assoc Prof Nicholas Chew is a Senior Consultant Psychiatrist in Tan Tock Seng Hospital. He graduated from the Faculty of Medicine, National University of Singapore (NUS) in 1995. He holds a Masters of Medicine in Psychiatry (NUS, 2001), and a Masters of Science in Health Professions Education from Massachusetts General Hospital, Institute of Health Professions (2013).

He served as the Deputy Head of Department, Psychological Medicine from 2006 to 2010, where he started the HIV Psychiatry and the Post-Stroke Depression Programmes. In 2009, he started the Transitional Year Residency Programme in National Healthcare Group (NHG) and subsequently took on the role of the Designated Institutional Official for NHG Residency. In 2013, he also served as the Assistant Chairman Medical Board (Medical Manpower Development).

Assoc Prof Chew currently serves as the Group Chief Education Officer for the National Healthcare Group and is a member of the Specialist Accreditation Board in Singapore.