ICD-10-CM > S00-T88 > S80-S89 > S85 > S85.1 > S85.12 > S85.121 S85.121 Other specified injury of unspecified tibial artery, right leg Non-Billable/Non-Specific Codes S85.121A..., initial encounterS85.121D..., subsequent encounterS85.121S..., sequela