; (ii) include information regarding such cost-sharing protections in the provider directory of each network-based MA plan offered by the MA organization; and (iii) notify enrollees of their cost-sharing protections under this paragraph in an explanation of benefits. . (b) Required provider directory accuracy analysis and reports (1) In general Section 1857(e) of the Social Security Act ( 42 U.S.C. 1395w–27(e) ) is amended by adding at the end the following new paragraph: (6) Provider directory accuracy analysis and reports (A) In general Beginning with plan years beginning on or after January 1, 2026, subject to subparagraph (C), a contract under this section with an MA organization shall require the organization, for each network-based MA plan (as defined in section 1852(c)(3)(C)) offered by the organization, to annually— (i) conduct an analysis of the accuracy of the provider directory of such plan (including provider types with high inaccuracy rates, such as providers specializing in mental health and substance use disorder treatment, as determined by the Secretary); and (ii) submit a report to the Secretary containing the results of such analysis and other information required by the Secretary. (B) Considerations In establishing requirements with respect to analysis and reporting under this paragraph, the Secretary shall take into account— (i) data sources maintained by of MA organizations; (ii) publicly available data sets