ICD-10-CM › V00-Y99 › W20-W49 › W20.1 Struck by object due to collapse... › W20.1XXD

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

What has happened to this code

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from W20 Struck by thrown, projected or falling object

Seventh character required

• The appropriate 7th character is to be added to each code from category W20

Excludes1 - never coded here

• 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)

Inherited from the W20-W49 section Exposure to inanimate mechanical forces (W20-W49)

Excludes1 - never coded here

• 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)

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

• Broken > glass, contact with
• Collapse > building
• Collapse > structure
• Fall, falling > building
• Fall, falling > structure
• Struck by > object > falling > from, in, on > building
• Struck by > object > falling > from, in, on > structure

Codes in the same group

Code	Description	Status
W20.1XXA	Struck by object due to collapse of building, initial encounter	Valid
W20.1XXS	Struck by object due to collapse of building, sequela	Valid