ICD-10-CM > S00-T88 > S80-S89 > S85 > S85.9 > S85.99 > S85.999 S85.999 Other specified injury of unspecified blood vessel at lower leg level, unspecified leg Non-Billable/Non-Specific Codes S85.999A..., initial encounterS85.999D..., subsequent encounterS85.999S..., sequela