; and (IV) if determined necessary by the physician or practitioner based on the results of the review and evaluation conducted as described in this paragraph, an appropriate referral by the physician or practitioner for additional treatment. (B) For purposes of this paragraph, the term qualified non-physician practitioner means a physician assistant, nurse practitioner, or clinical nurse specialist. . (b) Clarification Nothing in the amendments made by subsection (a) shall be construed to prohibit separate payment for structured assessment and intervention services for substance abuse furnished to an individual on the same day as an initial preventive physical examination. (c) Effective date The amendments made by subsection (a) shall apply with respect to initial preventive physical examinations furnished on or after January 1, 2020. 2004. Modification of payment for certain outpatient surgical services (a) Freeze of payment for certain services furnished in ambulatory surgical centers Section 1833(i)(2) of the Social Security Act ( 42 U.S.C. 1395l(i)(2) ) is amended by adding at the end the following new subparagraph: (F) (i) With respect to a targeted procedure (as defined in clause (ii)) furnished during 2020 or a subsequent year (before 2024) to an individual in an ambulatory surgical center, the payment amount for such procedure that would otherwise be determined under the revised payment system under subparagraph (D), without application of this subparagraph, shall be equal to the payment amount for such procedure furnished in 2016. (ii) For purposes of clause (i), the term targeted procedure means a procedure to which Healthcare Common Procedure Coding System code 62310 (or, for years beginning after 2016, 62321), 62311 (or, for years beginning after 2016, 62323), 62264, 64490, 64493, or G0260, or any successor code, apply. (iii) This subparagraph shall not be applied in a budget-neutral manner. . (b) Data collection (1) In general The Comptroller General shall collect data relating to the cost