ICD-10-CM > S00-T88 > S30-S39 > S31 > S31.8 > S31.80 S31.80 Open wound of unspecified buttock Non-Billable/Non-Specific Codes S31.801Laceration without foreign body of unspecified buttockS31.801A..., initial encounterS31.801D..., subsequent encounterS31.801S..., sequelaS31.802Laceration with foreign body of unspecified buttockS31.802A..., initial encounterS31.802D..., subsequent encounterS31.802S..., sequelaS31.803Puncture wound without foreign body of unspecified buttockS31.803A..., initial encounterS31.803D..., subsequent encounterS31.803S..., sequelaS31.804Puncture wound with foreign body of unspecified buttockS31.804A..., initial encounterS31.804D..., subsequent encounterS31.804S..., sequelaS31.805Open bite of unspecified buttockS31.805A..., initial encounterS31.805D..., subsequent encounterS31.805S..., sequelaS31.809Unspecified open wound of unspecified buttockS31.809A..., initial encounterS31.809D..., subsequent encounterS31.809S..., sequela