W90
Non-Billable
ChapterV00–Y99
Rankcategory
Description
Exposure to other nonionizing radiation
About ICD-10-CM code W90
W90 is the ICD-10-CM diagnosis code for Exposure to other nonionizing radiation. It sits in V00-Y99 External Causes of Morbidity, within Exposure to electric current, radiation and extreme ambient air temperature and pressure (W85-W99). W90 is not billable on its own, coders must choose one of its more specific child codes instead.
Use a more specific code (4 billable)
Metadata & Insights
- •Non-billable category (requires more specific sub-code).
- •Chapter 20: External Causes of Morbidity (V00-Y99).
W85-W99 Parent Instructions
Instructional Notes
Excludes2(Not included here. Code separately if applicable.)
Clinical Hierarchy
BillableHas subcodes
Applicable Ancestor Context
The following parent sections contain instructions or notes that apply to W90:
blockW85-W99
Exposure to electric current, radiation and extreme ambient air temperature and pressure (W85-W99)
View context instructionsMS-DRG Classification
No direct MS-DRG triggers identified.
Cross Reference
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