T23.63

Hierarchy

Where T23.63 sits in the official hierarchy. Each level is the code it is classified under.

1. T23 Burn and corrosion of wrist and hand
2. T23.6 Parent Corrosion of second degree of wrist and hand
3. T23.63 This code Corrosion of second degree of multiple fingers (nail), not including thumb

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

• T23.631 Corrosion of second degree of multiple right fingers (nail), not including thumb Has subcodes
• T23.632 Corrosion of second degree of multiple left fingers (nail), not including thumb Has subcodes
• T23.639 Corrosion of second degree of unspecified multiple fingers (nail), not including thumb Has subcodes

Version History

How T23.63 appears in each release imported from the official files, newest first.

1. FY 2027 Effective October 1, 2026

   Current

   Corrosion of second degree of multiple fingers (nail), not including thumb

2. FY 2026 Effective October 1, 2025

   Unchanged

   Corrosion of second degree of multiple fingers (nail), not including thumb