ICD-10-CM > V00-Y99 > W85-W99 > W90 W90 Exposure to other nonionizing radiation Non-Billable/Non-Specific Type 2 Excludes exposure to sunlight (X32) Codes W90.0Exposure to radiofrequencyW90.0XXA..., initial encounterW90.0XXD..., subsequent encounterW90.0XXS..., sequelaW90.1Exposure to infrared radiationW90.1XXA..., initial encounterW90.1XXD..., subsequent encounterW90.1XXS..., sequelaW90.2Exposure to laser radiationW90.2XXA..., initial encounterW90.2XXD..., subsequent encounterW90.2XXS..., sequelaW90.8Exposure to other nonionizing radiationW90.8XXA..., initial encounterW90.8XXD..., subsequent encounterW90.8XXS..., sequela