; and (II) dually eligible for benefits under this title and title XIX. (C) Dispensing (i) Nothing in this paragraph shall be construed as requiring a sponsor of a prescription drug plan under this part, MA organization offering an MA–PD plan under part C, or a pharmacist to verify that a practitioner, with respect to a prescription for a covered part D drug, has a waiver (or is otherwise exempt) under subparagraph (B) from the requirement under subparagraph (A). (ii) Nothing in this paragraph shall be construed as affecting the ability of the plan to cover or the pharmacists’ ability to continue to dispense covered part D drugs from otherwise valid written, oral or fax prescriptions that are consistent with laws and regulations. (iii) Nothing in this paragraph shall be construed as affecting the ability of an individual who is being prescribed a covered part D drug to designate a particular pharmacy to dispense the covered part D drug to the extent consistent with the requirements under subsection (b)(1) and under this paragraph. (D) Enforcement The Secretary shall, through rulemaking, have authority to enforce and specify appropriate penalties for non-compliance with the requirement under subparagraph (A). . (b) Effective date The amendment made by subsection (a) shall apply to coverage of drugs prescribed on or after January 1, 2021. 105. Standardizing electronic prior authorization for safe prescribing Section 1860D–4(e)(2) of the Social Security Act ( 42 U.S.C. 1395w–104(e)(2) ) is amended by adding at the end the following new subparagraph: (E) Electronic prior authorization (i) In general Not later than January 1, 2021, the program shall provide for the secure electronic transmittal of— (I) a prior authorization request from the prescribing health care professional for coverage of a covered part D drug for a part D eligible individual enrolled in a part D plan (as defined in section 1860D–23(a)(5)) to the PDP sponsor or Medicare Advantage organization offering such plan