
Dr Llew Lewis
AMAPP Advisor
Psychiatrist
Dr Llew Lewis is a psychiatrist with over 25 years of experience, completing his medical degree at the University of Witwatersrand, South Africa, in 1994. He became a Fellow of the College of Psychiatrists (South Africa) in 2000 and completed further specialist training in the UK, earning a Postgraduate Diploma in CBT and CCST in Psychiatry in 2006. He served as a Consultant Psychiatrist with South Essex Partnership Trust, where he led significant service transformation initiatives.
Full bio
Dr Lewis developed the award-winning Maintaining Adherence Programme, recognised by the Royal College of Psychiatrists UK and the Patient Experience Network NHS. He held medical leadership roles including Deputy Medical Director in the NHS at South Essex Partnership University NHS Trust, and later, Clinical Director for Community Mental Health at ACT Health in Australia, where he led the implementation of crisis and outreach services. He was Director of Clinical Services for Mental Health, Justice Health and Alcohol and Drug Services in the ACT from 2020 to 2021 and helped develop Canberra's mental health pandemic response plan. He received Fellowship of the RANZCP in 2018.
Currently, Dr Lewis is a Senior Specialist in Canberra's mental health crisis team, medical lead in a trial on physical and dietary interventions in antipsychotic treatment, and Principal Investigator at 2 sites in a psilocybin trial for treatment-resistant depression. He is an Honorary Clinical Fellow at ANU and founder of Rainbow Mandala Clinics and Therapies, offering Psychedelic Assisted Therapy, Ketamine-Assisted Psychotherapy and care for ADHD and complex mental health conditions. He holds certifications in Psychedelic Therapies and Medicinal Cannabis and served as Chair of AMAPP's Educational Subcommittee (2023-2024). He is an Authorised Prescriber of MDMA and Psilocybin and has developed and delivers a mentorship pathway for Authorised Prescribers through Rainbow Mandala Clinic and Therapies.










