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What is the M-CHAT Test?

  • The Modified Checklist for Autism in Toddlers (M-CHAT)is a validated developmental screening tool for toddlers between 16 and 30 months of age. It is designed to identify children who may benefit from a more thorough developmental and autism evaluation.

  • The M-CHAT is designed to be administered to parents/guardians and interpreted by pediatric providers in the context of developmental surveillance. The online version at is approved by the M-CHAT authors.

Take the test online

Printed M-CHAT

Printed M-CHAT Follow Up

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