Dr Iain C Macmillan has been a Consultant Psychiatrist since 1995.

He has worked as a consultant in early intervention in psychosis, and youth mental health since 2003, and has a particular interest in the treatment of the affective psychoses including bipolar disorder and depression with psychosis.

He trained in medicine at Cambridge University and Guy’s Hospital Medical School, University of London, and worked in general medicine before specialising in psychiatry and completing higher training in Newcastle upon Tyne,  UK.

Dr Macmillan gained further experience working in Norfolk, UK, Perth, Western Australia, and in New South Wales where he was Clinical Director of the Black Dog Institute. He then moved to Victoria, as the Medical Director for Orygen Youth Health, the National Centre of Excellence in Youth Mental Health.

More recently, he was Consultant to the Gateshead, Sunderland and Newcastle Early Intervention in Psychosis Services, and Lead for the Academic Clinical Collaboration in Psychosis within Northumberland, Tyne and Wear NHS FT, the third largest NHS Mental Health Trust in the UK. He was appointed Regional Early Intervention Clinical Lead for Psychiatry for NHS England (North) from 2015 to 2017. He was an Honorary Clinical Senior Lecturer in Psychiatry in the Institute of Neuroscience, Newcastle University.

Dr Macmillan returned to Victoria in 2017, and is Consultant Psychiatrist to the headspace Early Psychosis team in Frankston, Victoria.  

Dr. Macmillan is the Victorian representative on the RANZCP’s Section for Youth Mental Health Bi-National Committee and has been centrally involved in the development and ongoing evaluation of the first specialist training programme, for psychiatrists, in Youth Mental Health.

He is a Fellow of the UK, and Royal Australian and New Zealand, Colleges of Psychiatrists, the International College of Neuropsychopharmacology (CINP), and the International Society for Affective Disorders. He is a Member of the International Association for Youth Mental Health, the International Society for Bipolar Disorders, the European College of Neuropsychopharmacology, and the International Early Psychosis Association.

Dr Macmillan has been involved in numerous research projects investigating subjects including MRI changes in bipolar disorders, psychosocial interventions in early psychosis and autoimmune causes of psychosis. He has been PI for large, multicentre, international studies, including the BALANCE and CEQUEL trials, and the PPiP study of autoantibodies in first episode psychoses.

He is currently involved in a number of research projects investigating the  assessment of, and treatment of, Ultra High Risk states, recurrent affective disorders, and First Episode Psychoses.