Section 1 Temporary exception to site neutral payment rate for certain discharges from long-term care hospitals that involve severe wounds
“(F) Additional temporary exception for certain severe wound discharges from certain long-term care hospitals
“(i) In general—For a discharge occurring in a cost reporting period beginning during fiscal year 2018, subparagraph (A)(i) shall not apply (and payment shall be made to a long-term care hospital without regard to this paragraph) if such discharge—
“(I) is from a long-term care hospital identified by the last sentence of subsection (d)(1)(B);
“(II) is classified under MS–LTCH–DRG 602, 603, 539, or 540; and
“(III) is with respect to an individual treated by a long-term care hospital for a severe wound.
“(ii) Severe wound defined—In this subparagraph, the term severe wound means a wound which is a stage 3 wound, stage 4 wound, unstageable wound, non-healing surgical wound, or fistula as identified in the claim from the long-term care hospital.
“(iii) Wound defined—In this subparagraph, the term wound means an injury involving division of tissue or rupture of the integument or mucous membrane with exposure to the external environment.”