; and (II) for a subsequent year, is the amount specified in this clause for the preceding year increased by the OPD fee schedule increase factor under paragraph (3)(C)(iv) for the year. (iv) Budget neutrality The Secretary shall make such adjustments as are necessary under paragraph (9)(B) to ensure that the amount of expenditures under this subsection for a year with application of this subparagraph is equal to the amount of expenditures that would be made under this subsection for such year without application of this subparagraph. (v) Definition of diagnostic radiopharmaceutical For purposes of this subparagraph, the term diagnostic radiopharmaceutical means a drug or biological that is described in section 315.2(a) of title 21, Code of Federal Regulations, or any successor regulation, and is approved by the Food and Drug Administration on or after January 1, 2008. . (b) No impact on copayment Section 1833(t)(8)(E) of the Social Security Act ( 42 U.S.C. 1395l(t)(8)(E) ) is amended— (1) in the heading, by inserting and separate payments for certain diagnostic radiopharmaceuticals after pass-through adjustments ; and (2) by inserting and paragraph (16)(H) after such adjustments) .