The Centers for Medicare ad Medicaid Services (CMS) has approved the Intellectual Disabilities/Developmental Disabilities (ID/DD) waiver effective July 1, 2018. Posted byMatt Westerfield September 7, 2018 0 Share: Related Articles MS SPA 22-0016 Dental and Orthodontic Services submitted to CMS Public Notice of Annual Post-Award Forum for 1115(a) Healthier Mississippi Waiver MS SPA 21-0018 Covered Outpatient Drugs submitted to CMS MS SPA 19-0018 Treatment of Resources submitted to CMS SPA 18-0009 Indian Health Services Encounter Limit approved by CMS Residential Life: Assisted Living Waiver serves unique role in the care of Mississippians