A proposed Medicare Advantage and Part D rule under review by the White House Office of Management and Budget could execute parts of an October executive order and include controversial extrapolation language previously introduced in a prior MA rule, a former senior CMS official says. CMS previously proposed extrapolating the results of Medicare Advantage Risk Adjustment Validation (RADV) audits, which look at the accuracy of MA plan coding in a sample of beneficiary records, across plan contracts. The agency in...