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)
- assault (X92-Y09)
- contact or collision with animals or persons (W50-W64)
- exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-)
- intentional self-harm (X71-X83)
- assault by explosive material (X96)
- explosion involving legal intervention (Y35.1-)
- explosion involving military or war operations (Y36.0-, Y36.2-)
- intentional self-harm by explosive material (X75)
Child Codes (3)
Also Known As / Clinical Terms
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 ICD-10 code W40.9?
ICD-10-CM code W40.9 represents "Explosion of unspecified explosive materials". It 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.
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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.