Medicare AdvantageBilling CodesMedium impact
MA03.007b, Modifier 77: Repeat Procedure or Service by Another Physician or Other Qualified Health Care Professional
Independence Blue Cross·Coding
Effective date
Apr 16, 2025
We identified it
Jun 19, 2026
Summary
This policy clarifies the use of modifier 77 for repeat procedures or services performed by a different physician or qualified healthcare professional. The reissue (effective 04/16/2025) updates guidance on when and how to append this modifier to billing codes to accurately represent repeated procedures performed by another provider.
Action Required
By April 16, 2025: Billing team must review current modifier 77 usage in billing system and encounter workflows. Providers must be trained on proper application of modifier 77 when billing repeat procedures performed by a different physician or qualified healthcare professional. Audit recent claims to ensure compliance with updated guidance. Update internal billing guidelines and training materials to reflect the reissued policy. Failure to properly apply modifier 77 may result in claim denials or payment adjustments.