ICD-10-CM > S00-T88 > S50-S59 > S55 > S55.8 > S55.89 > S55.891 S55.891 Other specified injury of other blood vessels at forearm level, right arm Non-Billable/Non-Specific Codes S55.891A..., initial encounterS55.891D..., subsequent encounterS55.891S..., sequela