T23.412
Billable codeCorrosion of unspecified degree of left thumb (nail)
The ICD-10 code for corrosion of unspecified degree of left thumb (nail) is T23.412.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- T23.411Corrosion of unspecified degree of right thumb (nail)
- T23.419Corrosion of unspecified degree of unspecified thumb (nail)
- T23.412Corrosion of unspecified degree of left thumb (nail)