eye or eye and ear unit
(4) (A) In the case of a hospital that— (i) makes application to the Secretary and demonstrates that it specializes in eye services or eye and ear services (as determined by the Secretary), (ii) receives more than 30 percent of its total revenues from outpatient services, and (iii) on October 1, 1987 — (I) was an eye specialty hospital or an eye and ear specialty hospital, or (II) was operated as an eye or eye and ear unit (as defined in subparagraph (B)) of a general acute care hospital which, on the date of the application described in clause (i), operates less than 20 percent of the beds that the hospital operated on October 1, 1987 , and has sold or otherwise disposed of a substantial portion of the hospital’s other acute care operations, the cost proportion and ASC proportion in effect under subclauses (I) and (II) of paragraph (3)(B)(ii) for cost reporting periods beginning in fiscal year 1988 shall remain in effect for cost reporting periods beginning on or after October 1, 1988 , and before January 1, 1995 . (B) For purposes of this subparagraph (A)(iii)(II), the term “eye or eye and ear unit” means a physically separate or distinct unit containing separate surgical suites devoted solely to eye or eye and ear services.