ICD-10-CM > S00-T88 > T20-T25 > T23 > T23.0 > T23.02 > T23.029 T23.029 Burn of unspecified degree of unspecified single finger (nail) except thumb Non-Billable/Non-Specific Codes T23.029A..., initial encounterT23.029D..., subsequent encounterT23.029S..., sequela