Dr Siu manages all types of neurological disorders, with a special interest in headache disorders. He has completed the Headache Master program in Australia, coordinated by the Australian and New Zealand Headache Society.

• Authorised Voluntary Assisted Dying Practitioner
• Associate Professor, School of Medicine and Dentistry, Griffith University
• Associate Professor, School of Biomedical Sciences, Faculty of Health,  Queensland University of Technology
• Neurologist, Toowoomba Neurology
• Visiting Neurologist, St Andrew’s and St Vincent’s Hospital, Toowoomba
• Royal Australasian College of Physicians – Local Examiner, Royal Australasian College of Physicians
• Regional Neurology Committee, Australian and New Zealand Association of Neurologists
• Clinical Senior Lecturer, Rural Clinical School, The University of Queensland
• Clinical Director of Neurology, Toowoomba Hospital, Qld
• Senior Staff Specialist Neurologist, Toowoomba Hospital, Qld
• State Education Committee (QLD), Australian and New Zealand Association of Neurologists
• Discipline Lead for Year 3 Medicine, University of Queensland, Rural Clinical School
• Research Advisory Committee. Darling Downs Hospital and Health Service
• Staff Specialist Neurologist, Toowoomba Base Hospital, Qld
• Neurology Registrar, Waikato Hospital, Hamilton, New Zealand
• Senior Medical Registrar, The Wollongong Hospital, NSW
• Clinical Lecturer, Graduate School of Medicine, University of Wollongong
• Neurology Senior Registrar, Macquarie University Hospital, NSW
• Clinical Lecturer, Southern Clinical School, The University of Queensland
• Medical Registrar, Princess Alexandra Hospital, Qld
• Resident Medical Officer, Various Hospitals in Queensland Health
• Clinical Tutor, Griffith University Medical School, Qld

• Associate Fellowship of Royal Australasian College of Medical Administrators (AFRACMA), Royal Australasian College of Medical Administrators
• Fellowship of the Royal Australiasian College of Physicians – Specialist in Neurology (FRACP), Royal Australasian College of Physicians
• Master of Public Health (MPH) – Specialisation in Public Security, University of New South Wales, Sydney
• Master of Philosophy (MPhil), Project: Identification of a Novel Mutation in ADRBK1 in a Kindred with an Autosomal Dominant Cerebellar Ataxia, Macquarie University, Sydney
• Fellowship of the Royal Australasian College of Physicians – Specialist in General and Acute Care Medicine, Royal Australiasian College of Physicians
• Bachelor Medicine and Bachelor of Surgery (MBBS), The University of Melbourne, Royal Melbourne Hospital and Western Hospital Clinical School
• Bachelor of Medical Science (BMedSc), Project: The Performance of Control Subjects on the NUCOG (Neuropsychiatry Unit Cognitive Screening Instrument), The University of Melbourne

• Member of the Australian and New Zealand Association of Neurologists
• Member of the Australasian Stroke Academy
• Member of the Australian and New Zealand Headache Society
• Member of the International Headache Society