W20.1 — Struck by object due to collapse of building
Is W20.1 billable?
No — W20.1 is a non-billable header code. W20.1 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 3 billable codes beneath W20.1.
W20.1 at a glance
| Code | W20.1 |
|---|---|
| Description | Struck by object due to collapse of building |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is W20.1 listed in the External Cause Index?
These are the routes through the External Cause of Injuries Index that lead to W20.1 — how the injury happened, rather than what the injury was.
- Collapse › building
- Collapse › structure
- Fall, falling › building (accidental)
- Fall, falling › structure (accidental)
- Struckby › object › falling › from, in, on › building (accidentally)
- Struckby › object › falling › from, in, on › structure (accidentally)
Excludes1 — never code together
The conditions below can never be reported together with W20.1 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes1 — never code together — inherited from W20-W49
The conditions below can never be reported together with W20.1 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes1 — never code together — inherited from W20
The conditions below can never be reported together with W20.1 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Code first — inherited from W20
The underlying condition below must be sequenced before W20.1. W20.1 describes a manifestation and cannot be the principal or first-listed diagnosis.
What codes fall under W20.1? (3)
How long has W20.1 existed?
W20.1 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.