How to Get Your Child Diagnosed with Autism in Ontario

Start with your child's doctor, or contact a diagnostic hub directly.

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How to Get Your Child Diagnosed with Autism in Ontario Start with your child's doctor, or contact a diagnostic hub directly. Ontario says qualified professionals with specific training can assess and diagnose autism. Confirm with AccessOAP that a private report will work for registration before you book. Register through AccessOAP. Read the guide www.endthewaitontario.com/how-to-get-diagnosed

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Start with your child's doctor, or contact a diagnostic hub directly. A short explainer with music and captions. 33 seconds.

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Sources 3

Evidence supports autism screening and intervention commencing in the first 2 years of life — earlier identification directly enables earlier intervention during the highest neural plasticity window

Primary source Zwaigenbaum L, Bauman ML, Stone WL, et al. (2015) Verified 2015-10-01

1 in 50

According to the 2019 Canadian Health Survey on Children and Youth, about 1 in 50 children and youth aged 1 to 17 in Canada had an autism diagnosis

Primary source Public Health Agency of Canada (2024) Verified 2024-03-26

WHO recommends accessible, community-based early interventions for children with autism. Timely evidence-based psychosocial interventions improve communication and social engagement

Primary source World Health Organization (2025) Verified 2025-09-17
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Last system verification: 2026-11-03. Next scheduled update: 2027-02-01.

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Written by Spencer Carroll

Founder & Autism Advocate

Lived experience: Parent of autistic child in the OAP system