Services delivered under an outpatient speech language pathology plan of care

GN
HCPCS Modifier Code

GN is a valid 2023 HCPCS Modifier that could be used to indicate Services delivered under an outpatient speech language pathology plan of care.

GN Modifier has been in effect since Jan 01, 2003.

Op speech language service

GN Modifier information

Modifier:	GN
Description:	SERVICES DELIVERED UNDER AN OUTPATIENT SPEECH LANGUAGE PATHOLOGY PLAN OF CARE
Effective Date:	Jan 01, 2003
Added Date:	Jan 01, 1999
Coverage code:	`C` - CARRIER JUDGMENT
Action code:	`N` - NO MAINTENANCE FOR THIS CODE