W90.8Header code — not billable
Exposure to other nonionizing radiation
- Chapter
- 20. External causes of morbidity
- Category
- W90
- Effective date
- October 1, 2026
Related codes in category W90
W90Exposure to other nonionizing radiationW90.0Exposure to radiofrequencyW90.0XXAExposure to radiofrequency, initial encounterYesW90.0XXDExposure to radiofrequency, subsequent encounterYesW90.0XXSExposure to radiofrequency, sequelaYesW90.1Exposure to infrared radiationW90.1XXAExposure to infrared radiation, initial encounterYesW90.1XXDExposure to infrared radiation, subsequent encounterYesW90.1XXSExposure to infrared radiation, sequelaYesW90.2Exposure to laser radiationW90.2XXAExposure to laser radiation, initial encounterYesW90.2XXDExposure to laser radiation, subsequent encounterYes
Frequently asked questions
What is ICD-10 code W90.8?
W90.8 is an ICD-10-CM diagnosis code for Exposure to other nonionizing radiation.
Is W90.8 a billable code?
No. W90.8 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is W90.8 in?
W90.8 falls under Chapter 20: External causes of morbidity.
When did W90.8 become effective?
W90.8 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to W90.8?
W90.8 belongs to category W90, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.