W94.2
⚠ Non-billable (Header)Exposure to rapid changes in air pressure during ascent
External causes of morbidity (V00-Y99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
Child Codes (4)
Clinical Description
ICD-10-CM code W94.2 represents exposure to rapid changes in air pressure during ascent. This code falls under the External causes of morbidity (V00-Y99) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.
This is a 5-character code at the 4th level of specificity. There are 4 more specific child codes under W94.2.
Frequently Asked Questions
What is ICD-10 code W94.2?
ICD-10-CM code W94.2 is "Exposure to rapid changes in air pressure during ascent". It belongs to the category: External causes of morbidity (V00-Y99).
Is W94.2 a billable ICD-10 code?
No, W94.2 is a non-billable header code. A more specific child code must be used for billing.
Related Codes in W94
Other codes in the same category that may be relevant for differential coding:
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)