ICD-10-CM > S00-T88 > S60-S69 > S61 > S61.0 > S61.05 S61.05 Open bite of thumb without damage to nail Non-Billable/Non-Specific Applicable To Bite of thumb NOS Type 1 Excludes superficial bite of thumb (S60.36-, S60.37-) Codes S61.051Open bite of right thumb without damage to nailS61.051A..., initial encounterS61.051D..., subsequent encounterS61.051S..., sequelaS61.052Open bite of left thumb without damage to nailS61.052A..., initial encounterS61.052D..., subsequent encounterS61.052S..., sequelaS61.059Open bite of unspecified thumb without damage to nailS61.059A..., initial encounterS61.059D..., subsequent encounterS61.059S..., sequela