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ErinoakKids Wait
Per ErinoakKids 2024 intake data
Private Cost
Private Wait
ErinoakKids is Ontario's largest children's treatment centre, serving Mississauga, Brampton, and the broader Peel Region. They are the primary hub for OHIP-covered autism diagnostic services in the area.
1230 Central Pkwy W, Mississauga, ON L5C 0A4
A physician or pediatrician referral is necessary to get on the waitlist.
Peel Region has one of the highest concentrations of children waiting for OAP services. The diagnostic waitlist at ErinoakKids typically exceeds 1.5 years.
To skip the 2-year wait, many Mississauga families opt for private assessment. This allows you to register with the OAP and start your "seniority clock" immediately.
Standard for a full clinical psychological assessment including ADOS-2 testing.
Most local clinics book appointments within 1-2 months of initial contact.
This page is part of the Regional Information topic cluster. Location-specific resources and data.
Commitment to Accuracy: Our data is verified against official government reports (FAO, MCCSS), peer-reviewed scientific literature, and accessible public records. Last updated: March 24, 2026.
Last reviewed: March 2026
Verified Facts
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
1 in 50 — According to the 2019 Canadian Health Survey on Children and Youth, about children and youth aged 1 to 17 in Canada had an autism diagnosis
WHO recommends accessible, community-based early interventions for children with autism — timely evidence-based psychosocial interventions improve communication and social engagement
88,175 — children are registered in the Ontario Autism Program
23.4% — Only 20,666 children have active funding agreements () — less than one in four