ICD-10-CM > S00-T88 > S60-S69 > S64 > S64.8 > S64.8X > S64.8X2 S64.8X2 Injury of other nerves at wrist and hand level of left arm Non-Billable/Non-Specific Codes S64.8X2A..., initial encounterS64.8X2D..., subsequent encounterS64.8X2S..., sequela