ICD-10-CM > S00-T88 > T20-T25 > T23 > T23.7 > T23.70 > T23.701 T23.701 Corrosion of third degree of right hand, unspecified site Non-Billable/Non-Specific Codes T23.701A..., initial encounterT23.701D..., subsequent encounterT23.701S..., sequela