; (III) has a minimum Medicare estimated weight per discharge of 1.1144 according to the IRF Rate Setting File described in clause (iv)(I); and (IV) has a Medicare disproportionate share hospital (DSH) percentage of at least 0.6300 according to the IRF Rate Setting File described in clause (iv)(I). (vi) Implementation Notwithstanding any other provision of law the Secretary may implement clauses (ii) through (v) by program instructions or otherwise. (vii) Nonapplication of Paperwork Reduction Act Chapter 35 of title 44, United States Code, shall not apply to data collected under this clause. (viii) Study Not later than 18 months after the date of the enactment of this clause, the Medicare Payment Advisory Commission established under section 1805 shall submit to Congress a report analyzing the most recent three years of cost report data available for all rehabilitation innovation centers (as defined in clause (ii)) and assess the payment adequacy for such innovation centers under the Medicare program. .