ICD-10-CM > V00-Y99 > W20-W49 > W42 W42 Exposure to noise Non-Billable/Non-Specific Codes W42.0Exposure to supersonic wavesW42.0XXA..., initial encounterW42.0XXD..., subsequent encounterW42.0XXS..., sequelaW42.9Exposure to other noiseW42.9XXA..., initial encounterW42.9XXD..., subsequent encounterW42.9XXS..., sequela