ICD-10-CM > S00-T88 > S50-S59 > S54 > S54.1 > S54.10 S54.10 Injury of median nerve at forearm level, unspecified arm Non-Billable/Non-Specific Codes S54.10XA..., initial encounterS54.10XD..., subsequent encounterS54.10XS..., sequela