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