W20.1 Struck by object due to collapse of building

Non-billable ICD-10-CM code.

Excludes1 (never code together)

• struck by object due to collapse of burning building (X00.2, X02.2)

Applies from W20 Struck by thrown, projected or falling object

Excludes1 (never code 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)

7th character note

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

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Code annotations containing back-references to W20.1

Back-references to W20.1

• Type 1 Excludes: X00.2 Injury due to collapse of burning building or structure in uncontrolled fire ("injury due to collapse of building not on fire (W20.1)")
• Type 1 Excludes: X02.2 Injury due to collapse of burning building or structure in controlled fire ("injury due to collapse of building not on fire (W20.1)")

Back-references to W20

• Type 1 Excludes: W13.9 Fall from, out of or through building, not otherwise specified ("collapse of a building or structure (W20.-)")
• Type 1 Excludes: W22.8 Striking against or struck by other objects ("struck by thrown, projected or falling object (W20.-)")
• Type 1 Excludes: W23 Caught, crushed, jammed or pinched in or between objects ("injury caused by struck by thrown, projected or falling object (W20.-)")
• Type 2 Excludes: W45 Foreign body or object entering through skin ("struck by objects (W20-W22)")
• Type 1 Excludes: W50 Accidental hit, strike, kick, twist, bite or scratch by another person ("struck by objects (W20-W22)")

Diagnosis Index entries for W20.1

• Collapse › building
• Collapse › structure
• Fall, falling (accidental) › building
• Fall, falling (accidental) › structure
• Struck (accidentally) by › object › falling › from, in, on › building
• Struck (accidentally) by › object › falling › from, in, on › structure

Nearby codes

• W20 Struck by thrown, projected or falling object
• W20.0 Struck by falling object in cave-in
• W20.0XXA Struck by falling object in cave-in, initial encounter
• W20.0XXD Struck by falling object in cave-in, subsequent encounter
• W20.0XXS Struck by falling object in cave-in, sequela
• W20.1 Struck by object due to collapse of building (this code)
• W20.1XXA Struck by object due to collapse of building, initial encounter
• W20.1XXD Struck by object due to collapse of building, subsequent encounter
• W20.1XXS Struck by object due to collapse of building, sequela
• W20.8 Other cause of strike by thrown, projected or falling object
• W20.8XXA Other cause of strike by thrown, projected or falling object, initial encounter