; and (B) in subparagraph (A), by inserting or a nurse practitioner, in accordance with State law after physician . (4) Administration of part B Section 1842(b)(2)(C) of the Social Security Act ( 42 U.S.C. 1395u(b)(2)(C) ) is amended, in the second sentence— (A) by inserting or a nurse practitioner after a physician ; and (B) by striking or a nurse practitioner working in collaboration with that physician, or both . (5) Provision of medical and other health services Section 1861(s)(2)(K)(ii) of the Social Security Act ( 42 U.S.C. 1395x(s)(2)(K)(ii) ) is amended by striking or clinical nurse specialist (as defined in subsection (aa)(5)) working in collaboration (as defined in subsection (aa)(6)) with a physician (as defined in subsection (r)(1)) and inserting (as defined in subsection (aa)(5)(A)), or by a clinical nurse specialist (as defined in subsection (aa)(5)(B)) working in collaboration with a physician (as defined in subsection (r)(1)), . (6) Privileges for nurse practitioners Section 1861 of the Social Security Act ( 42 U.S.C. 1395x ) is amended— (A) in subsection (e)(4), by inserting (or nurse practitioner, in accordance with State law) after physician ; (B) in subsection (f)(1), by inserting or nurse practitioner after physician