W20.1XXD — Struck by object due to collapse of building, subsequent encounter
Is W20.1XXD billable?
Yes — W20.1XXD is billable for FY2027. W20.1XXD is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. W20.1XXD may be submitted for encounters from October 1, 2026 through September 30, 2027.
W20.1XXD at a glance
| Code | W20.1XXD |
|---|---|
| Description | Struck by object due to collapse of building, subsequent encounter |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "D" | subsequent encounter |
What does the 7th character "D" mean in W20.1XXD?
In W20.1XXD, the 7th character D means subsequent encounter. The 7th character is required for W20.1XXD to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
How is W20.1XXD listed in the External Cause Index?
The External Cause of Injuries Index lists these routes under W20.1, the nearest indexed parent of W20.1XXD. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.
- 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 W20.1XXD 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 W20.1XXD 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 W20.1XXD 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 W20.1
The conditions below can never be reported together with W20.1XXD 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 W20.1XXD. W20.1XXD describes a manifestation and cannot be the principal or first-listed diagnosis.
How long has W20.1XXD existed?
W20.1XXD 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.