Y04.0
Non-billableAssault by unarmed brawl or fight
Assault by unarmed brawl or fight
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- homicide
- injuries inflicted by another person with intent to injure or kill, by any means
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Child Codes (3)
Related Codes(3)
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for assault by unarmed brawl or fight?
The ICD-10-CM code for assault by unarmed brawl or fight is Y04.0. The full clinical description is "Assault by unarmed brawl or fight". Y04.0 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code Y04.0 mean?
ICD-10-CM code Y04.0 represents “Assault by unarmed brawl or fight”. 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 Y04.0 a billable code?
No, Y04.0 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 Y04.0.
What chapter is Y04.0 in?
Y04.0 is in Chapter 21: External Causes of Morbidity (codes V00-Y99).
What codes cannot be used with Y04.0?
Y04.0 has Excludes1 notes indicating codes that cannot be used together with it, including: injuries due to legal intervention (Y35.-); injuries due to operations of war (Y36.-); injuries due to terrorism (Y38.-); and 3 more.
What are the subcategories under Y04.0?
Y04.0 has 3 child codes, including: Y04.0XXA (Assault by unarmed brawl or fight, initial encounter), Y04.0XXD (Assault by unarmed brawl or fight, subsequent encounter), Y04.0XXS (Assault by unarmed brawl or fight, sequela).
What are the UMLS CUIs for Y04.0?
Y04.0 is linked to 1 UMLS Concept Unique Identifier: C2905993. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does Y04.0 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like assault by unarmed brawl or fight 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 Y04.0?
There is no direct ICD-11 mapping available for Y04.0 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.
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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.