By June 30, 2025: Billing team must update billing system to activate new payable codes (90382, 90612, 90613, 90635, 91323, C9174, C9175, J0165, J0616, J0618, J1163, J1326, J2312, J2313, J3373-J3375, J7356, J9276, J9289, J9341, J9342, J9382, Q2058, Q5098-Q5100, 0556U) with corresponding age limits and modifiers (EP, TJ, SL where applicable). Configure system to require prior authorization for codes marked with 'Y' in PA column (C9174, C9175, J1326, J3391, J7356, J9276, J9289, J9382, Q2058, Q5098-Q5100). After June 30, 2025: Deactivate all terminated codes in billing system. Before 365-day filing deadline: Billing team must submit claim adjustments for any paid claims containing terminated codes to recover overpayments per Arkansas DHS instructions. Update provider documentation to include NDC billing protocol for all drug codes except radiopharmaceuticals, vaccines, and allergen immunotherapy. Notify all providers of changes and request PA revisions to approving entities as needed. Failure to implement changes will result in claim denials for dates of service after 6/30/2025 and potential overpayment recoupment.