W42.9
Non-billableExposure to other noise
Exposure to other noise
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Exposure to sound waves NOS
Child Codes (3)
Also Known As / Clinical Terms
Frequently Asked Questions
What is ICD-10 code W42.9?
ICD-10-CM code W42.9 represents "Exposure to other noise". It is a non-billable header code — use a more specific child code for billing purposes.
Is W42.9 a billable code?
No, W42.9 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under W42.9.
What chapter is W42.9 in?
W42.9 is in Chapter 21: External Causes of Morbidity (codes V00-Y99).
What codes cannot be used with W42.9?
W42.9 has Excludes1 notes indicating codes that cannot be used together with it, including: assault (X92-Y09); contact or collision with animals or persons (W50-W64); exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-); and 1 more.
What are the subcategories under W42.9?
W42.9 has 3 child codes, including: W42.9XXA (Exposure to other noise, initial encounter), W42.9XXD (Exposure to other noise, subsequent encounter), W42.9XXS (Exposure to other noise, sequela).
What are the UMLS CUIs for W42.9?
W42.9 is linked to 2 UMLS Concept Unique Identifiers: C2904588, C0868130. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.