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W94.1

Non-billable

Exposure to prolonged low air pressure

W94.1 is the ICD-10-CM code for Exposure to prolonged low air pressure. It is a non-billable category code — use a more specific child code such as W94.11 for billing.

Status
Header (non-billable)
Chapter
V00-Y99
Parent
W94
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 W94.1?
W94.1 is the ICD-10-CM code for "Exposure to prolonged low air pressure". It falls under V00-Y99 External causes of morbidity.
Is W94.1 a billable code?
No — W94.1 is a non-billable header code. Use a more specific child code (such as W94.11) for billing.
What are the subcodes of W94.1?
W94.1 has 2 more specific child codes, including W94.11, W94.12.

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

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