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T25.631

Non-billable

Corrosion of second degree of right toe(s) (nail)

T25.631 is the ICD-10-CM code for Corrosion of second degree of right toe(s) (nail). It is a non-billable category code — use a more specific child code such as T25.631A for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
T25.63
Subcodes
3
Edition
FY2026

S00-T88 Injury, poisoning and certain other consequences of external causes

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code T25.631?
T25.631 is the ICD-10-CM code for "Corrosion of second degree of right toe(s) (nail)". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T25.631 a billable code?
No — T25.631 is a non-billable header code. Use a more specific child code (such as T25.631A) for billing.
What are the subcodes of T25.631?
T25.631 has 3 more specific child codes, including T25.631A, T25.631D, T25.631S.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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