; or (bb) within the distance (described in such definition of campus) from a remote location of a hospital facility (as defined in such section). (II) Savings The term savings means, with respect to a drug purchased by a covered entity, the difference between— (aa) the price for such drug that such entity would have otherwise paid for such drug obtained through a group purchasing organization or other group purchasing arrangement had the requirement described in paragraph (4)(L)(iii) not applied (or, in the case such entity would not have obtained covered outpatient drugs through such an organization or arrangement had such requirement not applied, the wholesale acquisition cost (as defined in section 1847A(c)(6)(B) of the Social Security Act) for such drug); and (bb) the ceiling price for such drug. . (b) Rulemaking Not later than 180 days after the date of the enactment of this Act, the Secretary of Health and Human Services shall issue an interim final rule to carry out section 340B(a)(5)(E) of the Public Health Service Act, as added by subsection (a)(3).