The Centers for Medicare and Medicaid Services (CMS) has approved the Intellectual Disabilities/Developmental Disabilities (ID/DD) Waiver Amendment effective May 1, 2017. Approved ID/DD Waiver Amendment Posted byMatt Westerfield May 11, 2017 0 Share: Related Articles Pharmacy billing instructions during a disaster or emergency Extension of Appendix K – CMS Approved January 19, 2021 MS SPA 22-0011 Physician Services submitted to CMS Public Notice for SPA 19-0003 NET Broker Contract 2017 Provider workshops for MississippiCAN and CHIP scheduled Eligible OB/GYNs must self-attest to receive enhanced payments