; (ii) information on the price discounts, price concessions, and rebates for such drugs for such form, strength, and period; (iii) information on the extent to which such price discounts, price concessions, and rebates apply equally to rebate eligible Medicare drug plan enrollees and PDP enrollees who are not rebate eligible Medicare drug plan enrollees; and (iv) any additional information that the Secretary determines is necessary to enable the Secretary to calculate the average Medicare drug program rebate eligible rebate amount (as defined in paragraph (3)(C) of such section), and to determine the amount of the rebate required under this section, for such form, strength, and period. Such report shall be in a form consistent with a standard reporting format established by the Secretary. (C) Submission to Secretary Each PDP sponsor shall promptly transmit a copy of the information reported under subparagraph (B) to the Secretary for the purpose of audit oversight and evaluation. (D) Confidentiality of information The provisions of subparagraph (D) of section 1927(b)(3), relating to confidentiality of information, shall apply to information reported by PDP sponsors under this paragraph in the same manner that such provisions apply to information disclosed by manufacturers or wholesalers under such section, except— (i) that any reference to this section in clause (i) of such subparagraph shall be treated as being a reference to this section; (ii) the reference to the Director of the Congressional Budget Office in clause (iii) of such subparagraph shall be treated as including a reference to the Medicare Payment Advisory Commission