Reduction of First Threshold Risk Percentage. Section 1860D-15(e)(3)(C)(i)(III) of the Act and 42 C.F.R. § 423.336(a)(2)(ii)(A)(3) to allow for the first threshold risk percentage to be narrowed to 2.5 percent rather than 5 percent for a Model PBP that has elected the narrowed risk corridor and that has a proportion of insulin-dependent enrollees that is at least one standard deviation greater than the average proportion of insulin-dependent enrollees in all Model-eligible enhanced alternative PBPs of the same plan type (i.e., standalone PDP, MA-PD, C-SNP, or I-SNPs).
