supplemental benefits, with respect to such plan year, excluding profits, administrative costs, and other overhead expenses. (v) The total beneficiary cost sharing for supplemental benefits, with respect to such plan year, reported in total beneficiary expenditure and as a percentage of total expenditure. (vi) All encounter data related to claims for supplemental benefits so offered, with respect to such plan year. (vii) All payment data, disaggregated by contributing payer, related to claims for supplemental benefits so offered, with respect to such plan year. (viii) Such other information as specified by the Secretary. (B) Regulations Not later than July 1 of the first year beginning on or after the date of the enactment of this paragraph, for purposes of subparagraph (A), the Secretary shall, through rulemaking— (i) establish procedures to standardize the language used in describing supplemental benefits (including categories of such benefits) and metrics