advance beneficiary notice
Advance Beneficiary Notice
A document signed by a patient accepting responsibility for paying for a test or diagnostic service which the patient’s primary care provider thinks is appropriate, but which Medicare may not think is appropriate under its “reasonable and necessary” standard.ad·vance ben·e·fic·i·ary no·tice
(ABN) (ăd-vans' ben'ĕ-fish'ē-ar-ē nō'tis)Synonym(s): notice of noncoverage.