ICDcodes.org
FY2027

W58.12XSStruck by crocodile, sequela

Billable

Is W58.12XS billable?

Yes — W58.12XS is billable for FY2027. W58.12XS is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. W58.12XS may be submitted for encounters from October 1, 2026 through September 30, 2027.

W58.12XS at a glance

CodeW58.12XS
DescriptionStruck by crocodile, 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 W58.12XS?

In W58.12XS, the 7th character S means sequela. The 7th character is required for W58.12XS to be a valid, complete code.

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

How is W58.12XS listed in the External Cause Index?

The External Cause of Injuries Index lists these routes under W58.12, the nearest indexed parent of W58.12XS. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.

  • Struckbycrocodile (accidentally)
  • Contactwithcrocodilestrike (accidental)

Excludes1 — never code together — inherited from W50-W64

The conditions below can never be reported together with W58.12XS on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

  • Toxic effect of contact with venomous animals and plants (T63.-)

How long has W58.12XS existed?

W58.12XS 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.