ICD-10-CM > S00-T88 > S60-S69 > S61 > S61.1 > S61.12 S61.12 Laceration with foreign body of thumb with damage to nail Non-Billable/Non-Specific Codes S61.121Laceration with foreign body of right thumb with damage to nailS61.121A..., initial encounterS61.121D..., subsequent encounterS61.121S..., sequelaS61.122Laceration with foreign body of left thumb with damage to nailS61.122A..., initial encounterS61.122D..., subsequent encounterS61.122S..., sequelaS61.129Laceration with foreign body of unspecified thumb with damage to nailS61.129A..., initial encounterS61.129D..., subsequent encounterS61.129S..., sequela