T25.431A
T25.431A: Corrosion of unspecified degree of right toe(s) (nail), initial encounter
Billable / specific codeICD-10-CMright
T25.431A is a billable, specific ICD-10-CM code for corrosion of unspecified degree of right toe(s) (nail), initial encounter. It is valid for submission on a claim.
Check T25.431A with the rest of the claim: free scrubber7th character "A": initial encounter
The appropriate 7th character is to be added to each code from category T25
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Medicare coverage
T25.431A is named in 2 Medicare coverage policies: 2 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A56900Billing and Coding: Immunizations
- A59186Billing and Coding: Magnesium
Code history
Unchanged in every release from FY2024 to FY2027.