Exposure to noise (W42)
Browse all the diagnosis codes used for exposure to noise (w42). For easy navigation, the diagnosis codes are sorted in alphabetical order and grouped by sections. Each section is clearly marked with its description, and the corresponding three-digit code range. This format makes it simple to browse diagnosis codes in this chapter or section and find what you're looking for. We've also added green checkmark icons to label billable codes, and red warning icons for non-billable ones. This makes it easy to identify which codes can be billed.
Clinical Information
Environmental Pollution - Contamination of the air, bodies of water, or land with substances that are harmful to human health and the environment.
Tobacco Smoke Pollution - Contamination of the air by tobacco smoke.
Instructional Notations
7th Character Note
Certain ICD-10-CM categories have applicable 7th characters. The applicable 7th character is required for all codes within the category, or as the notes in the Tabular List instruct. The 7th character must always be the 7th character in the data field. If a code that requires a 7th character is not 6 characters, a placeholder X must be used to fill in the empty characters.
- The appropriate 7th character is to be added to each code from category W42
7th Character
Indicates that a seventh character is to be assigned to codes in a subcategory.
- A - initial encounter
- D - subsequent encounter
- S - sequela
External causes of morbidity and mortality (V01–Y99)
Exposure to inanimate mechanical forces (W20-W49)
W42 Exposure to noise
W42.0 Exposure to supersonic waves
- W42.0XXA Exposure to supersonic waves, initial encounter
- W42.0XXD Exposure to supersonic waves, subsequent encounter
- W42.0XXS Exposure to supersonic waves, sequela
W42.9 Exposure to other noise
- W42.9XXA Exposure to other noise, initial encounter
- W42.9XXD Exposure to other noise, subsequent encounter
- W42.9XXS Exposure to other noise, sequela
Exposure to noise (W42)