N525N-series (general use)Coding & Bundling
N525: Inside another service's global period
The service isn't separately covered because it falls within the global period of a previously billed service.
Commonly appears with these denial codes
The denial code gives the category; N525 pinpoints the specific problem. Read them together before touching the claim.
What to do about it
Determine whether the visit was unrelated (modifier 24/79) or a staged/return procedure (58/78). Rebill with the right modifier or write off.
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