ICD-10-CM > S00-T88 > S60-S69 > S64 > S64.1 > S64.10 S64.10 Injury of median nerve at wrist and hand level of unspecified arm Non-Billable/Non-Specific Codes S64.10XA..., initial encounterS64.10XD..., subsequent encounterS64.10XS..., sequela