ICD-10-CM > S00-T88 > T20-T25 > T23 > T23.7 > T23.70 T23.70 Corrosion of third degree of hand, unspecified site Non-Billable/Non-Specific Codes T23.701Corrosion of third degree of right hand, unspecified siteT23.701A..., initial encounterT23.701D..., subsequent encounterT23.701S..., sequelaT23.702Corrosion of third degree of left hand, unspecified siteT23.702A..., initial encounterT23.702D..., subsequent encounterT23.702S..., sequelaT23.709Corrosion of third degree of unspecified hand, unspecified siteT23.709A..., initial encounterT23.709D..., subsequent encounterT23.709S..., sequela