Thursday, January 9, 2025, has been declared as day of mourning in the loss of President James Earl Carter, Jr. As a result, no Medicare payments will be issued for Thursday, January 9, 2025. Payments will resume Friday, January 10, 2025.

Modifier Lookup

Published 04/12/2022

The Palmetto GBA Modifier Lookup Tool provides guidelines for documenting and correctly submitting CPT and HCPCS modifiers on your Part B claims.

  • Modifiers are displayed in alpha-numeric order
  • You can scroll through the pages by using the next page links to locate the modifier you want
  • You may search this page by modifier using the search field 

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