distinguish between vendors described in subparagraph (D)(ii)(I) and other vendors by establishing—
(AA)#
separate peer groups for vendors described in subparagraph (D)(ii)(I); or
(BB)#
distinct competitive price criteria and allowable reimbursement levels for vendors described in subparagraph (D)(ii)(I) within a peer group that contains both vendors described in subparagraph (D)(ii)(I) and other vendors; and