State [1] plan approved under section 1396a of this title may provide for making medical assistance available to an individual described in section 1396a(ii) of this title (relating to individuals who meet certain income eligibility standard) during a presumptive eligibility period. In the case of an individual described in section 1396a(ii) of this title, such medical assistance shall be limited to family planning services and supplies described in 1396d(a)(4)(C) [2] of this title and, at the State’s option, medical diagnosis and treatment services that are provided in conjunction with a family planning service in a family planning setting.
In the case of an individual described in subsection (a) who is determined by a qualified entity to be presumptively eligible for medical assistance under a State plan, the individual shall apply for medical assistance by not later than the last day of the month following the month during which the determination is made.