; or (B) provides an incentive (including a reduced copayment or coinsurance) to a plan enrollee to encourage the enrollee to use a retail pharmacy, mail order pharmacy, specialty pharmacy, or other pharmacy entity providing pharmacy services in which the PBM has an ownership interest or that has an ownership interest in the PBM, if the incentive is applicable only to such pharmacies. . (b) Regular update of prescription drug pricing standard Paragraph (6) of section 1860D–12(b) of the Social Security Act ( 42 U.S.C. 1395w–112(b) ) is amended to read as follows: (6) Regular update of prescription drug pricing standard (A) In general If the PDP sponsor of a prescription drug plan (or MA organization offering an MA–PD plan) uses a standard for reimbursement (as described in subparagraph (B)) of pharmacies based on the cost of a drug, each contract entered into with such sponsor under this part (or organization under part C) with respect to the plan shall provide that the sponsor (or organization) shall— (i) update such standard not less frequently than once every 7 days, beginning with an initial update on January 1 of each year, to accurately reflect the market price of acquiring the drug; (ii) disclose to applicable pharmacies and the respective contracting entities of such pharmacies the sources used for making any such update immediately without requirement of request; (iii) if the source for such a standard for reimbursement is not publicly available, disclose to the applicable pharmacies and the respective contracting entities of such pharmacies all individual drug prices to be so updated in advance of the use of such prices for the reimbursement of claims; (iv) establish a process for applicable pharmacies and respective contracting entities to appeal, investigate, and resolve disputes regarding individual drug prices that are less than the pharmacy acquisition price for such drug, which must be adjudicated within 7 days of the pharmacy filing its appeal