W13.3XXD — Fall through floor, subsequent encounter
Is W13.3XXD billable?
Yes — W13.3XXD is billable for FY2027. W13.3XXD is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. W13.3XXD may be submitted for encounters from October 1, 2026 through September 30, 2027.
W13.3XXD at a glance
| Code | W13.3XXD |
|---|---|
| Description | Fall through floor, 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 W13.3XXD?
In W13.3XXD, the 7th character D means subsequent encounter. The 7th character is required for W13.3XXD to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
How is W13.3XXD listed in the External Cause Index?
The External Cause of Injuries Index lists these routes under W13.3, the nearest indexed parent of W13.3XXD. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.
- Fall, falling › through › floor (accidental)
Excludes1 — never code together — inherited from W00-W19
The conditions below can never be reported together with W13.3XXD on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes2 — not included here — inherited from W00-W19
The conditions below are not part of W13.3XXD, but a patient may have both at the same time. When documentation supports it, W13.3XXD and the excluded code may both be reported.
How long has W13.3XXD existed?
W13.3XXD 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.