the third month after the month in which a regular course of renal dialysis is initiated, or

the month in which such individual receives a kidney transplant, or (if earlier) the first month in which such individual is admitted as an inpatient to an institution which is a hospital meeting the requirements of section 1395x(e) of this title (and such additional requirements as the Secretary may prescribe under section 1395rr(b) of this title for such institutions) in preparation for or anticipation of kidney transplantation, but only if such transplantation occurs in that month or in either of the next two months,

whichever first occurs (but no earlier than one year preceding the month of the filing of an application for benefits under this section); and