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T24.43

Non-billable

Corrosion of unspecified degree of lower leg

T24.43 is the ICD-10-CM code for Corrosion of unspecified degree of lower leg. It is a non-billable category code — use a more specific child code such as T24.431 for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
T24.4
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 T24.43?
T24.43 is the ICD-10-CM code for "Corrosion of unspecified degree of lower leg". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T24.43 a billable code?
No — T24.43 is a non-billable header code. Use a more specific child code (such as T24.431) for billing.
What are the subcodes of T24.43?
T24.43 has 3 more specific child codes, including T24.431, T24.432, T24.439.

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

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