ICD-10-CM > S00-T88 > S50-S59 > S55 > S55.8 > S55.81 S55.81 Laceration of other blood vessels at forearm level Non-Billable/Non-Specific Codes S55.811Laceration of other blood vessels at forearm level, right armS55.811A..., initial encounterS55.811D..., subsequent encounterS55.811S..., sequelaS55.812Laceration of other blood vessels at forearm level, left armS55.812A..., initial encounterS55.812D..., subsequent encounterS55.812S..., sequelaS55.819Laceration of other blood vessels at forearm level, unspecified armS55.819A..., initial encounterS55.819D..., subsequent encounterS55.819S..., sequela