ICD-10-CM > S00-T88 > S50-S59 > S55 > S55.2 > S55.20 > S55.201 S55.201 Unspecified injury of vein at forearm level, right arm Non-Billable/Non-Specific Codes S55.201A..., initial encounterS55.201D..., subsequent encounterS55.201S..., sequela