99205 or by HCPCS code 99211 (or any successor codes), but only if such service is billed in conjunction with HCPCS code GPC1X (or a successor code). (II) Services identified by any of HCPCS codes 99212 through 99215 (or any successor codes). (III) Services identified by HCPCS code GPC1X (or any successor code). (B) Specified hold harmless relief payment The term specified hold harmless relief payment means, with respect to an eligible service furnished in a specified year by a supplier, the difference between the payment amount determined under (or based on) the fee schedule established under section 1848 for such year and supplier and such amount that would have been determined under (or based on) such schedule for such service and supplier had such service been furnished in 2020. (C) Specified year The term specified year means 2021 and 2022. (3) Coordination The amount of the additional payment for a service under this subsection and subsection (m) shall be determined without regard to any additional payment for the service under subsection (m) and this subsection, respectively. The amount of the additional payment for a service under this subsection and subsection (z) shall be determined without regard to any additional payment for the service under subsection (z) and this subsection, respectively. (4) Clarification For purposes of this subsection, a service for which payment is made under (or based on) the fee schedule established under section 1848 includes a service payable under section 1834(k). (5) Limitation on judicial review There shall be no administrative or judicial review under section 1869, 1878, or otherwise, respecting the identification of eligible services under this subsection. . (b) Conforming amendment Section 1834(g)(2)(B) of the Social Security Act ( 42 U.S.C. 1395m(g)(2)(B) ) is amended by striking (x) and (y) and inserting (x), (y), and (dd) .