proprietary title XIX or title XX center

the term “proprietary title XIX or title XX center” means any private, for-profit center providing adult day care services for which it receives compensation from amounts granted to the States under title XIX or XX of the Social Security Act [42 U.S.C. 1396 et seq., 1397 et seq.] and which title XIX or title XX beneficiaries were not less than 25 percent of enrolled eligible participants in a calendar month preceding initial application or annual reapplication for program participation.