ICD-10-CM > S00-T88 > S00-S09 > S00 > S00.5 > S00.53 > S00.531 S00.531 Contusion of lip Non-Billable/Non-Specific Applicable To Bruise of lipHematoma of lip Codes S00.531A..., initial encounterS00.531D..., subsequent encounterS00.531S..., sequela