; (2) in clause (ii), in the matter preceding subclause (I), by striking Clause (i) and inserting Except as provided in clause (iii), clause (i) ; and (3) by adding at the end the following new clause: (iii) The Secretary may waive the provisions of clause (ii) during the emergency period described in section 1135(g)(1)(B). . 4407. Improving care planning for Medicare home health services (a) Part A provisions Section 1814(a) of the Social Security Act ( 42 U.S.C. 1395f(a) ) is amended— (1) in paragraph (2)— (A) in the matter preceding subparagraph (A), by inserting , a nurse practitioner or clinical nurse specialist (as such terms are defined in section 1861(aa)(5)) who is working in accordance with State law, or a physician assistant (as defined in section 1861(aa)(5)) under the supervision of a physician, who is after in the case of services described in subparagraph (C), a physician ; and (B) in subparagraph (C)— (i) by inserting , a nurse practitioner, a clinical nurse specialist, or a physician assistant (as the case may be) after physician the first 2 times it appears; and (ii) by striking , and, in the case of a certification made by a physician and all that follows through face-to-face encounter and inserting , and, in the case of a certification made by a physician after January 1, 2010, or by a nurse practitioner, clinical nurse specialist, or physician assistant (as the case may be) after a date specified by the Secretary (but in no case later than the date that is 6 months after the date of the enactment of the CARES Act ), prior to making such certification a physician, nurse practitioner, clinical nurse specialist, or physician assistant must document that a physician, nurse practitioner, clinical nurse specialist, or physician assistant has had a face-to-face encounter ; (2) in the third sentence— (A) by striking physician certification and inserting certification