T23.429
Billable codeCorrosion of unspecified degree of unspecified single finger (nail) except thumb
The ICD-10 code for corrosion of unspecified degree of unspecified single finger (nail) except thumb is T23.429.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •Laterality-specific codes exist for this condition — confirm the affected side is documented.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- T23.421Corrosion of unspecified degree of single right finger (nail) except thumb
- T23.422Corrosion of unspecified degree of single left finger (nail) except thumb
- T23.429Corrosion of unspecified degree of unspecified single finger (nail) except thumb