HCPCS Modifier GN

Published 07/16/2020

Description
Services delivered under an outpatient speech language pathology plan of care.

Guidelines and Instructions
  • Submit HCPCS modifier GN to indicate that the services were delivered under an outpatient speech language pathology plan of care
  • If additional modifiers are required with the service, HCPCS modifier GN must be submitted in the first or second modifier position

References