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X39

Non-billable

Exposure to other forces of nature

X39 is the ICD-10-CM code for Exposure to other forces of nature. It is a non-billable category code — use a more specific child code such as X39.0 for billing.

Status
Header (non-billable)
Chapter
V00-Y99
Subcodes
2
Edition
FY2026

V00-Y99 External causes of morbidity

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code X39?
X39 is the ICD-10-CM code for "Exposure to other forces of nature". It falls under V00-Y99 External causes of morbidity.
Is X39 a billable code?
No — X39 is a non-billable header code. Use a more specific child code (such as X39.0) for billing.
What are the subcodes of X39?
X39 has 2 more specific child codes, including X39.0, X39.8.

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

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