; ; and (B) by adding at the end the following new paragraph: (7) Cost sharing for services furnished based on reliance on incorrect provider directory information (A) In general For plan year 2026 and subsequent plan years, if an enrollee is furnished an item or service by a provider that is not participating in the network of a network-based plan (as defined in subsection (c)(3)(C)) but is listed in the provider directory of such plan (as required to be provided to an enrollee pursuant to subsection (c)(1)(C)) on the date on which the appointment is made, and if such item or service would otherwise be covered under such plan if furnished by a provider that is participating in the network of such plan, the MA organization offering such plan shall ensure that the enrollee is only responsible for the amount of cost sharing that would apply if such provider had been participating in the network of such plan. (B) Notification requirement For plan year 2026 and subsequent plan years, each MA organization that offers a network-based plan shall— (i) notify enrollees of their cost-sharing protections under this paragraph and make such notifications, to the extent practicable, by not later than the first day of an annual, coordinated election period under section 1851(e)(3) with respect to a year; (ii) include information regarding such cost-sharing protections in the provider directory of each network-based plan offered by the MA organization.