W20.1
Non-billableStruck by object due to collapse of building
Struck by object due to collapse of building
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)
- •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
- •falling object in machinery accident,W24, W28-W31
- •falling object in transport accidentV01-V99
- •object set in motion by explosionW35-W40
- •object set in motion by firearmW32-W34
- •struck by thrown sports equipmentW21
- •struck by object due to collapse of burning building,X00.2, X02.2
Code First
The underlying condition must be sequenced before this code
- any associated:
- •cataclysmX34-X39
- •lightning strikeT75.00
Child Codes (3)
Related Codes(2)
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for struck by object due to collapse of building?
The ICD-10-CM code for struck by object due to collapse of building is W20.1. The full clinical description is "Struck by object due to collapse of building". W20.1 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code W20.1 mean?
ICD-10-CM code W20.1 represents “Struck by object due to collapse of building”. 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 W20.1 a billable code?
No, W20.1 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 W20.1.
What chapter is W20.1 in?
W20.1 is in Chapter 21: External Causes of Morbidity (codes V00-Y99).
What codes cannot be used with W20.1?
W20.1 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 7 more.
What are the subcategories under W20.1?
W20.1 has 3 child codes, including: W20.1XXA (Struck by object due to collapse of building, init encntr), W20.1XXD (Struck by object due to collapse of building, subs encntr), W20.1XXS (Struck by object due to collapse of building, sequela).
What are the UMLS CUIs for W20.1?
W20.1 is linked to 1 UMLS Concept Unique Identifier: C2904012. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does W20.1 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like struck by object due to collapse of building 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 W20.1?
There is no direct ICD-11 mapping available for W20.1 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.