ICD-10-CM > S00-T88 > S60-S69 > S64 > S64.9 > S64.92 S64.92 Injury of unspecified nerve at wrist and hand level of left arm Non-Billable/Non-Specific Codes S64.92XA..., initial encounterS64.92XD..., subsequent encounterS64.92XS..., sequela