W18.43XS — Slipping, tripping and stumbling without falling due to stepping from one level to another, sequela
Is W18.43XS billable?
Yes — W18.43XS is billable for FY2027. W18.43XS is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. W18.43XS may be submitted for encounters from October 1, 2026 through September 30, 2027.
W18.43XS at a glance
| Code | W18.43XS |
|---|---|
| Description | Slipping, tripping and stumbling without falling due to stepping from one level to another, sequela |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "S" | sequela |
What does the 7th character "S" mean in W18.43XS?
In W18.43XS, the 7th character S means sequela. The 7th character is required for W18.43XS to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
How is W18.43XS listed in the External Cause Index?
The External Cause of Injuries Index lists these routes under W18.43, the nearest indexed parent of W18.43XS. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.
- Slipping › without fall › due to › stepping from one level to another (accidental) (on same level) (with fall)
- Stumbling › without fall › due to › stepping from one level to another
- Tripping › without fall › due to › stepping from one level to another
Excludes1 — never code together — inherited from W00-W19
The conditions below can never be reported together with W18.43XS 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 W18.4
The conditions below can never be reported together with W18.43XS on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- collision with another person without fall (W51)
Excludes2 — not included here — inherited from W00-W19
The conditions below are not part of W18.43XS, but a patient may have both at the same time. When documentation supports it, W18.43XS and the excluded code may both be reported.
How long has W18.43XS existed?
W18.43XS 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.