W42 Exposure to noise

Non-billable header with 2 child codes.

7th character note

• The appropriate 7th character is to be added to each code from category W42

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Applies from W42 Exposure to noise

7th character note

• The appropriate 7th character is to be added to each code from category W42

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Codes under W42

• W42.0 Exposure to supersonic waves
• W42.9 Exposure to other noise

Nearby codes

• W42 Exposure to noise (this code)
• 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