; and (2) payment shall be made under such part for such services so ordered, certified, or referred by certified registered nurse anesthetists. 203. Special payment rule for teaching student registered nurse anesthetists Section 1848(a)(6) of the Social Security Act ( 42 U.S.C. 1395w–4(a)(6) ) is amended in the matter preceding subparagraph (A), by inserting or student registered nurse anesthetists after physician residents . 204. Removing unnecessary and costly supervision of certified registered nurse anesthetists Section 1861(bb)(2) of the Social Security Act ( 42 U.S.C. 1395x(bb)(2) ) is amended— (1) in the second sentence, by inserting , but may not require that certified registered nurse anesthetists provide services under the supervision of a physician after certification of nurse anesthetists ; and (2) in the third sentence, by inserting under the supervision of an anesthesiologist after an anesthesiologist assistant . 205. CRNA services as a Medicaid-required benefit (a) In general Section 1905(a)(5) of the Social Security Act ( 42 U.S.C. 1396d(a)(5) ) is amended— (1) by striking and (B) and inserting (B) ; and (2) by inserting before the semicolon at the end the following: , and (C) services furnished by a certified registered nurse anesthetist (as defined in section 1861(bb)(2)), which such certified registered nurse anesthetist is authorized to perform under State law (or the State regulatory mechanism as provided by State law) . (b) Payment Section 1902(a) of the Social Security Act ( 42 U.S.C. 1396d(a) ) is amended— (1) in paragraph (86), by striking and at the end; (2) in paragraph (87), by striking the period and inserting ; and