Posthospital SNF care, including SNF-type care furnished in a hospital or CAH that has a swing-bed approval, is covered only if the beneficiary meets the requirements of this section and only for days when he or she needs and receives care of the level described in § 409.31. A beneficiary in an SNF is also considered to meet the level of care requirements of § 409.31 up to and including the assessment reference date for the 5-day assessment prescribed in § 413.343(b) of this chapter, when assigned to one of the Resource Utilization Groups that is designated (in the annual publication of Federal prospective payment rates described in § 413.345 of this chapter) as representing the required level of care. For the purposes of this section, the assessment reference date is defined in accordance with § 483.315(d) of this chapter, and must occur no later than the eighth day of posthospital SNF care.
(a)
(1) Have been hospitalized in a participating or qualified hospital or participating CAH, for medically necessary inpatient hospital or inpatient CAH care, for at least 3 consecutive calendar days, not counting the date of discharge; and
(2) Have been discharged from the hospital or CAH in or after the month he or she attained age 65, or in a month for which he or she was entitled to hospital or CAH insurance benefits on the basis of disability or end-stage renal disease, in accordance with part 406 of this chapter.
(b)
(2)