ICD-10-CM > S00-T88 > S80-S89 > S85 > S85.1 > S85.16 > S85.162 S85.162 Unspecified injury of posterior tibial artery, left leg Non-Billable/Non-Specific Codes S85.162A..., initial encounterS85.162D..., subsequent encounterS85.162S..., sequela