AAHD and the Lakeshore Foundation have joined 88 organizations led by Disability and Aging Collaborative (DAC) members submission in response to the CMS RFI on Medicare Advantage Data. The DAC focus is beneficiary access, enrollment, and persons dually eligible for Medicare and Medicaid.. One of the DAC leaders – Center for Medicare Advocacy – submitted much more detailed comments addressing a variety of topics. The May 29 DAC and CMA letters are here: DAC letter; CMA letter.