T23.669
Billable codeCorrosion of second degree back of unspecified hand
The ICD-10 code for corrosion of second degree back of unspecified hand is T23.669.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •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
- T23.661Corrosion of second degree back of right hand
- T23.662Corrosion of second degree back of left hand
- T23.669Corrosion of second degree back of unspecified hand