W99
Non-billableExposure to other man-made environmental factors
Exposure to other man-made environmental factors
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
7th Character Definitions
- A - initial encounter
- D - subsequent encounter
- S - sequela
Child Codes (3)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for exposure to other man-made environmental factors?
The ICD-10-CM code for exposure to other man-made environmental factors is W99. The full clinical description is "Exposure to other man-made environmental factors". W99 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code W99 mean?
ICD-10-CM code W99 represents “Exposure to other man-made environmental factors”. It is classified under Chapter 21: External Causes of Morbidity and is a non-billable header code. Use a more specific child code for billing purposes.
Is W99 a billable code?
No, W99 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 W99.
What chapter is W99 in?
W99 is in Chapter 21: External Causes of Morbidity (codes V00-Y99).
What codes cannot be used with W99?
W99 has Excludes1 notes indicating codes that cannot be used together with it, including: exposure to:; failure in dosage of radiation or temperature during surgical and medical care (Y63.2-Y63.5); lightning (T75.0-); and 5 more.
What are the subcategories under W99?
W99 has 3 child codes, including: W99.XXXA (Exposure to oth man-made environmental factors, init encntr), W99.XXXD (Exposure to oth man-made environmental factors, subs encntr), W99.XXXS (Exposure to other man-made environmental factors, sequela).
What are the UMLS CUIs for W99?
W99 is linked to 1 UMLS Concept Unique Identifier: C2905290. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does W99 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like exposure to other man-made environmental factors affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of W99?
W99 maps to the ICD-11 code: PB6Z (Unspecified unintentional cause of morbidity or mortality).
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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.