clause (i)(VIII) or (ii)(XX) of section 1902(a)(10)(A) for medical assistance under this title (or a waiver of the State plan approved under section 1115) (each such State or District referred to in this section for the year as a non-expansion State ) may adjust the payment amounts otherwise provided under the State plan under this title (or a waiver of such plan) to health care providers that provide health care services to individuals enrolled under this title (in this section referred to as eligible providers ). (b) Increase in applicable FMAP Notwithstanding section 1905(b), the Federal medical assistance percentage applicable with respect to expenditures attributable to a payment adjustment under subsection (a) for which payment is permitted under subsection (c) shall be equal to— (1) 100 percent for calendar quarters in calendar years 2018, 2019, 2020, and 2021