; and (C) who requires augmentation therapy (as defined in paragraph (2)(C)). (2) For purposes of this subsection: (A) The term applicable provider means— (i) a physician; (ii) a nurse practitioner; and (iii) a physician assistant. (B) The term home means a place of residence used as the home of an individual (as defined for purposes of subsection (n)). (C) The term augmentation therapy means an Alpha-1 Proteinase Inhibitor indicated for chronic augmentation and maintenance therapy in adults with clinical evidence of emphysema due to severe hereditary deficiency of Alpha-1 Antitrypsin. (D) The term qualified home infusion therapy supplier has the meaning given such term in subsection (iii)(3)(D)(i). . (b) Payment for intravenous administration kits and nursing services for Alpha-1 Antitrypsin Deficiency Disorder treatment Section 1834 of the Social Security Act ( 42 U.S.C. 1395m ) is amended by adding at the end the following new subsection: (aa) Payment for intravenous administration kits and nursing services for Alpha-1 Antitrypsin Deficiency Disorder treatment The Secretary shall implement a payment system under which payment is made under this title to a qualified home infusion therapy supplier (as defined in section 1861(nnn)(3)(D)) for intravenous administration kits and nursing services for up to 2 hours of care by a qualified home infusion therapy supplier in coordination with the furnishing of augmentation therapy (as defined in section 1861(nnn)(2)(C)). . (c) Conforming amendments (1) Payment reference Section 1833(a)(1) of the Social Security Act ( 42 U.S.C. 1395l(a)(1) ) is amended— (A) by striking and before (HH)