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T63.421

Non-billable

Toxic effect of venom of ants, accidental (unintentional)

T63.421 is the ICD-10-CM code for Toxic effect of venom of ants, accidental (unintentional). It is a non-billable category code — use a more specific child code such as T63.421A for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
T63.42
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 T63.421?
T63.421 is the ICD-10-CM code for "Toxic effect of venom of ants, accidental (unintentional)". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T63.421 a billable code?
No — T63.421 is a non-billable header code. Use a more specific child code (such as T63.421A) for billing.
What are the subcodes of T63.421?
T63.421 has 3 more specific child codes, including T63.421A, T63.421D, T63.421S.

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

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