W90.8
⚠ Non-billable (Header)Exposure to other nonionizing radiation
External causes of morbidity (V00-Y99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
Child Codes (3)
Clinical Description
ICD-10-CM code W90.8 represents exposure to other nonionizing radiation. 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 3 more specific child codes under W90.8.
Frequently Asked Questions
What is ICD-10 code W90.8?
ICD-10-CM code W90.8 is "Exposure to other nonionizing radiation". It belongs to the category: External causes of morbidity (V00-Y99).
Is W90.8 a billable ICD-10 code?
No, W90.8 is a non-billable header code. A more specific child code must be used for billing.
Can W90.8 be coded with other codes?
W90.8 has 1 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.
Related Codes in W90
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)