; and (2) ensure that any entity that provides pharmacy benefits management services under a contract with any such health plan or health insurance coverage does not, with respect to such plan or coverage, restrict, directly or indirectly, a pharmacy that dispenses a prescription drug from informing (or penalize such pharmacy for informing) an enrollee of any differential between the enrollee's out-of-pocket cost under the plan or coverage with respect to acquisition of the drug and the amount an individual would pay for acquisition of the drug without using any health plan or health insurance coverage. (b) Definition For purposes of this section, the term out-of-pocket cost , with respect to acquisition of a drug, means the amount to be paid by the enrollee under the plan or coverage, including any cost-sharing (including any deductible, copayment, or coinsurance) and, as determined by the Secretary, any other expenditure. . (2) Prescription drug plan sponsors and Medicare Advantage organizations Section 1860D–4 of the Social Security Act ( 42 U.S.C. 1395w–104 ) is amended by adding at the end the following new subsection: (m) Prohibition on limiting certain information on drug prices A PDP sponsor and a Medicare Advantage organization shall ensure that each prescription drug plan or MA–PD plan offered by the sponsor or organization does not restrict a pharmacy that dispenses a prescription drug or biological from informing, nor penalize such pharmacy for informing, an enrollee in such plan of any differential between the negotiated price of, or copayment or coinsurance for, the drug or biological to the enrollee under the plan and a lower price the individual would pay for the drug or biological if the enrollee obtained the drug without using any health insurance coverage. . (3) Effective date The amendments made by this subsection shall apply with respect to plan years beginning on or after January 1, 2020. (b) Medicare beneficiary notice requirements (1) Annual notice requirement Section 1804(c) of the Social