of Health and Human Services shall revise sections 162.408 and 162.410 of title 45, Code of Federal Regulations, to ensure that each off-campus outpatient department of a provider (as defined in section 1833(t)(21)(B) of the Social Security Act ( 42 U.S.C. 1395l(t)(21)(B) )) is treated as a subpart (as described in such sections) of such provider and assigned a unique health identifier pursuant to section 1173(b)(3) of such Act (as added by paragraph (1)). 144. Medicare Advantage contributions to Roth HSAs for chronically ill enrollees Section 1852(a)(3)(D) of the Social Security Act ( 42 U.S.C. 1395w–22(a)(3)(D) ) is amended— (1) by striking are supplemental benefits and inserting the following: are (aa) supplemental benefits