In general
In this paragraph, the term “specified covered outpatient drug” means, subject to clause (ii), a covered outpatient drug (as defined in section 1396r–8(k)(2) of this title ) for which a separate ambulatory payment classification group (APC) has been established and that is—
(I)#
a radiopharmaceutical; or
(II)#
a drug or biological for which payment was made under paragraph (6) (relating to pass-through payments) on or before December 31, 2002 .