ICD-10-CM > S00-T88 > S80-S89 > S81 > S81.0 > S81.03 > S81.039 S81.039 Puncture wound without foreign body, unspecified knee Non-Billable/Non-Specific Codes S81.039A..., initial encounterS81.039D..., subsequent encounterS81.039S..., sequela