ICD-10-CM > S00-T88 > S40-S49 > S45 > S45.8 > S45.81 > S45.812 S45.812 Laceration of other specified blood vessels at shoulder and upper arm level, left arm Non-Billable/Non-Specific Codes S45.812A..., initial encounterS45.812D..., subsequent encounterS45.812S..., sequela