X5 is a valid 2023 HCPCS Modifier that could be used to indicate Diagnostic services requested by another clinician: for reporting services by a clinician who furnishes care to the patient only as requested by another clinician or subsequent and related services requested by another clinician; this modifier is reported for patient relationships that may not be adequately captured by the above alternative categories; reporting clinician service examples include but are not limited to, the radiologist's interpretation of an imaging study requested by another clinician.

X5 Modifier has been in effect since Jan 01, 2018.

Short description for X5 HCPCS Modifier code:

Svc req by another clinician