1. Short title This Act may be cited as the Medicare Diagnostic Radiopharmaceutical Payment Equity Act of 2018 . 2. Separate payment for certain diagnostic radiopharmaceuticals Section 1833(t)(16) of the Social Security Act ( 42 U.S.C. 1395l(t)(16) ) is amended by adding at the end the following new subparagraph: (G) Separate payment for certain diagnostic radiopharmaceuticals (i) In general Notwithstanding any other provision of this subsection, with respect to services furnished on or after January 1, 2019, the Secretary shall not package, and shall make a separate payment as specified in clause (ii) for, a diagnostic radiopharmaceutical with an estimated mean per day product cost equal to or exceeding the threshold specified in clause (iii). (ii) Separate payment For purposes of clause (i), payment specified in this clause for a diagnostic radiopharmaceutical described in clause (i) shall be equal to— (I) the average sales price for the drug established under section 1847A, to the extent the average sales price is available, as calculated and adjusted by the Secretary to the extent such adjustment is adopted for other specified covered outpatient drugs under paragraph (14)(A); or (II) if the data necessary to calculate the average price for the drug in the year under the sections specified in subclause (I) is not available, the average acquisition cost for the drug for that year (which, at the option of the Secretary, may vary by hospital group (as defined by the Secretary based on volume of covered OPD services or other relevant characteristics)), as determined by the Secretary taking into account the hospital acquisition cost survey data under paragraph (14)(D). (iii) Threshold For purposes of this subparagraph, the threshold specified in this clause— (I) for 2019, is $500