Modifiers:
Append Modifier GA to Show You've Got ABN Requirements Under Control
Published on Tue Aug 11, 2015
Not sure how modifiers GA and GZ differ? Issuing the ABN is the key. Distinguishing the modifiers related to an Advance Beneficiary Notice (ABN) is a tricky business, but it’s not one you can ignore. To clear up any modifier confusion your practice might have, check out this quick primer on when to use each modifier, and whether or not [...]