MedicaidCoverageMedium impact
Applied behavior analysis (ABA) day treatment program requirements
Washington Apple Health·WA · Psychiatry·Provider Alert
Effective date
Jan 13, 2022
We identified it
Jun 20, 2026
Summary
Washington State corrected ABA day treatment requirements: children must attend more than half of the allotted three hours per day (not the full minimum three hours) to total 12 hours per week. This billing guide correction was effective January 13, 2022.
Action Required
Immediately: ABA providers must update day treatment program scheduling and billing practices to reflect that children need to attend more than half of the allotted three hours per day (not the full three hours) to meet the 12 hours per week requirement. Review current patient schedules to ensure compliance with the corrected Washington State ABA Billing Guide dated January 13, 2022.