About Action Behavior Centers - ABA Therapy for Autism Our ABA Therapy for Autism Centers in Mesa, AZ area provides ADOS (Autism Diagnostic Observation Schedule) testing in . Our Mesa ABA Therapy area centers provide autism therapy services for early learners, school-age children, and teens to achieve success on the spectrum. Applied Behavior Analysis (ABA) therapy is the leading treatment method to improve the signs and symptoms associated with Autism Spectrum Disorder (ASD).