ICD-10-CM > S00-T88 > S80-S89 > S85 > S85.9 > S85.99 > S85.991 S85.991 Other specified injury of unspecified blood vessel at lower leg level, right leg Non-Billable/Non-Specific Codes S85.991A..., initial encounterS85.991D..., subsequent encounterS85.991S..., sequela