W40.9
Non-billableExplosion of unspecified explosive materials
Explosion of unspecified explosive materials
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
- Explosion NOS
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- •assaultX92-Y09
- •contact or collision with animals or personsW50-W64
- •exposure to inanimate mechanical forces involving military or war operations,Y36, Y37
- •intentional self-harmX71-X83
- •assault by explosive materialX96
- •explosion involving legal interventionY35.1
- •explosion involving military or war operations,Y36.0, Y36.2
- •intentional self-harm by explosive materialX75
Child Codes (3)
Related Codes(3)
Also Known As / Clinical Terms(19)
UMLS
- BLAST INJC0005700
- Blast InjuriesC0005700
- Blast InjuryC0005700
- Blast injuryC0005700
- Blast injury (morphologic abnormality)C0005700
- Blast injury from explosionC0005700
- Effects of air pressure caused by explosionC0005700
- Effects of air pressure caused by explosion (disorder)C0005700
- Explosion NOSC0005700
- Explosion air pressure effectsC0005700
- Explosion injuryC0005700
- INJ BLASTC0005700
- Injuries, BlastC0005700
- Injury due to explosionC0005700
- Injury due to explosion (disorder)C0005700
- Injury, BlastC0005700
- blast injuriesC0005700
- blast injuryC0005700
- Explosion of unspecified explosive materialsC2904581
Frequently Asked Questions
What is the ICD-10 code for explosion of unspecified explosive materials?
The ICD-10-CM code for explosion of unspecified explosive materials is W40.9. The full clinical description is "Explosion of unspecified explosive materials". W40.9 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code W40.9 mean?
ICD-10-CM code W40.9 represents “Explosion of unspecified explosive materials”. 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 W40.9 a billable code?
No, W40.9 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 W40.9.
What chapter is W40.9 in?
W40.9 is in Chapter 21: External Causes of Morbidity (codes V00-Y99).
What codes cannot be used with W40.9?
W40.9 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 5 more.
What are the subcategories under W40.9?
W40.9 has 3 child codes, including: W40.9XXA (Explosion of unspecified explosive materials, init encntr), W40.9XXD (Explosion of unspecified explosive materials, subs encntr), W40.9XXS (Explosion of unspecified explosive materials, sequela).
What are the UMLS CUIs for W40.9?
W40.9 is linked to 2 UMLS Concept Unique Identifiers: C0005700, C2904581. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does W40.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like explosion of unspecified explosive materials 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 W40.9?
There is no direct ICD-11 mapping available for W40.9 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
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.