ICD-10-CM > S00-T88 > S40-S49 > S45 > S45.9 > S45.90 > S45.902 S45.902 Unspecified injury of unspecified blood vessel at shoulder and upper arm level, left arm Non-Billable/Non-Specific Codes S45.902A..., initial encounterS45.902D..., subsequent encounterS45.902S..., sequela