ICD-10-CM · Chapter 20 · V00-Y99
W20 Struck by thrown, projected or falling object
Excludes 1 (cannot be coded together)
- falling object in machinery accident (W24, W28-W31)
- falling object in transport accident (V01-V99)
- object set in motion by explosion (W35-W40)
- object set in motion by firearm (W32-W34)
- struck by thrown sports equipment (W21.-)
Code First
- any associated:
- cataclysm (X34-X39)
- lightning strike (T75.00)
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| W20..0 | Struck by falling object in cave-in | No |
| W20..1 | Struck by object due to collapse of building | No |
| W20..8 | Other cause of strike by thrown, projected or falling object | No |
Last reviewed: September 2026