MedicaidBilling CodesMedium impact
2025.30 - Provider Bulletin - Updates to Autism Spectrum Disorder Services
Connecticut Medicaid (HUSKY Health)·CT · Psychiatry·Provider Bulletin
Effective date
Jul 1, 2025
We identified it
Jun 20, 2026
Summary
Connecticut Medicaid (HUSKY Health) is adding new billing codes for Autism Spectrum Disorder services including parent training (97156, 97156-U2) and case management (T1016), all requiring prior authorization. Prior authorization requirements are waived until September 1, 2025, and several existing ASD service authorization periods are extended from 90 days to 6 months.
Action Required
By September 1, 2025: Update billing system to include new codes 97156 (parent training without child), 97156-U2 (parent training with child), and T1016 (case management) for Connecticut Medicaid ASD services. Configure prior authorization requirements for 97156 codes (effective 9/1/25) and T1016 after 96 units. Update authorization request frequency from 90 days to 6 months for codes H0031, H0032, and H0032-TS. Limit billing of 90791 to one expanded encounter per authorization per provider.