ICD-10-CM > S00-T88 > T20-T25 > T24 > T24.6 > T24.61 > T24.612 T24.612 Corrosion of second degree of left thigh Non-Billable/Non-Specific Codes T24.612A..., initial encounterT24.612D..., subsequent encounterT24.612S..., sequela