ICD-10-CM > S00-T88 > S50-S59 > S55 > S55.0 > S55.09 > S55.091 S55.091 Other specified injury of ulnar artery at forearm level, right arm Non-Billable/Non-Specific Codes S55.091A..., initial encounterS55.091D..., subsequent encounterS55.091S..., sequela