ICD-10-CM > S00-T88 > S60-S69 > S61 > S61.0 > S61.00 > S61.009 S61.009 Unspecified open wound of unspecified thumb without damage to nail Non-Billable/Non-Specific Codes S61.009A..., initial encounterS61.009D..., subsequent encounterS61.009S..., sequela