ICDcodes.org
FY2027

W18.30XSFall on same level, unspecified, sequela

BillableUnspecified

Is W18.30XS billable?

Yes, but W18.30XS is an unspecified code. W18.30XS is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, W18.30XS is an unspecified or catch-all code. Payers apply additional scrutiny to unspecified codes and many deny them when the medical record supports a more specific option, so check the documentation before selecting W18.30XS — the more specific alternatives are listed below.

W18.30XS at a glance

CodeW18.30XS
DescriptionFall on same level, unspecified, sequela
BillableYes
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027
7th character "S"sequela

What does the 7th character "S" mean in W18.30XS?

In W18.30XS, the 7th character S means sequela. The 7th character is required for W18.30XS to be a valid, complete code.

Same condition, different episode of care — switch the 7th character:

How is W18.30XS listed in the External Cause Index?

The External Cause of Injuries Index lists these routes under W18.30, the nearest indexed parent of W18.30XS. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.

  • Fall, fallingon same level (accidental)
  • Fall, fallingsame level (accidental)

Excludes1 — never code together — inherited from W00-W19

The conditions below can never be reported together with W18.30XS on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

  • assault involving a fall (Y01-Y02)
  • fall from animal (V80.-)
  • fall (in) (from) machinery (in operation) (W28-W31)
  • fall (in) (from) transport vehicle (V01-V99)
  • intentional self-harm involving a fall (X80-X81)

Excludes2 — not included here — inherited from W00-W19

The conditions below are not part of W18.30XS, but a patient may have both at the same time. When documentation supports it, W18.30XS and the excluded code may both be reported.

  • at risk for fall (history of fall) Z91.81
  • fall (in) (from) burning building (X00.-)
  • fall into fire (X00-X04, X08)

How long has W18.30XS existed?

W18.30XS 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.