W20.0
⚠ Non-billable
Struck by falling object in cave-in
ICD-10-CM · FY2026 · External Causes of Morbidity
Code
W20.0
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
External Causes of Morbidity
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code W20.0?
ICD-10-CM code W20.0 represents Struck by falling object in cave-in. It is a non-billable header code requiring a more specific subcategory in the External Causes of Morbidity chapter, effective October 1, 2025 – September 30, 2026.
Is W20.0 billable?
No. W20.0 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is W20.0 in?
W20.0 belongs to the External Causes of Morbidity chapter (V00–Y99) of ICD-10-CM.
Related codes in the W20 category
W20
Struck by thrown, projected or falling object
Non-billable
W20.1
Struck by object due to collapse of building
Non-billable
W20.8
Other cause of strike by thrown, projected or falling object
Non-billable
W20.0XXA
Struck by falling object in cave-in, initial encounter
Billable
W20.0XXD
Struck by falling object in cave-in, subsequent encounter
Billable
W20.0XXS
Struck by falling object in cave-in, sequela
Billable
W20.1XXA
Struck by object due to collapse of building, initial encounter
Billable
W20.1XXD
Struck by object due to collapse of building, subsequent encounter
Billable
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