; and (2) by amending subclause (II) to read as follows: (II) a qualifying other practitioner, as defined in clause (iv), who is a nurse practitioner or physician assistant; or . (c) Imposing a time limitation for clinical nurse specialists, certified registered nurse anesthetists, and certified nurse midwifes To become qualifying practitioners Clause (iii) of section 303(g)(2)(G) of the Controlled Substances Act ( 21 U.S.C. 823(g)(2)(G) ), as amended by subsection (b), is further amended by adding at the end the following: (III) for the period beginning on October 1, 2018, and ending on October 1, 2023, a qualifying other practitioner, as defined in clause (iv), who is a clinical nurse specialist, certified registered nurse anesthetist, or certified nurse midwife. . (d) Definition of qualifying other practitioner Section 303(g)(2)(G)(iv) of the Controlled Substances Act ( 21 U.S.C. 823(g)(2)(G)(iv) ) is amended by striking nurse practitioner or physician assistant each place it appears and inserting nurse practitioner, clinical nurse specialist, certified registered nurse anesthetist, certified nurse midwife, or physician assistant . (e) Report by Secretary Not later than 2 years after the date of the enactment of this Act, the Secretary of Health and Human Services, in consultation with the Drug Enforcement Administration, shall submit to Congress a report that assesses the care provided by qualifying practitioners (as defined in section 303(g)(2)(G)(iii) of the Controlled Substances Act ( 21 U.S.C. 823(g)(2)(G)(iii) )) who are treating, in the case of physicians, more than 100 patients, and in the case of qualifying practitioners who are not physicians, more than 30 patients. Such report shall include recommendations on future applicable patient number levels and limits. In preparing such report, the Secretary shall study, with respect to opioid use disorder treatment— (1) the average frequency with which qualifying practitioners see their patients