Is W18.2XXA a billable ICD-10-CM code?

Yes. W18.2XXA is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does W18.2XXA sit in the tabular list?

External causes of morbidity (V00-Y99), in the block Slipping, tripping, stumbling and falls (W00-W19).

What cannot be coded together with W18.2XXA?

W18.2XXA carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.

W18.2XXA

W18.2XXA — Fall in (into) shower or empty bathtub, initial encounter

Billable / specific codeICD-10-CM

W18.2XXA is a billable, specific ICD-10-CM code for fall in (into) shower or empty bathtub, initial encounter. It is valid for submission on a claim.

7th character "A" — initial encounter

The appropriate 7th character is to be added to each code from category W18

A: initial encounter
D: subsequent encounter
S: sequela

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

fall in full bathtub causing drowning or submersion (W16.21-)

Risk adjustment

W18.2XXA does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Related codes at this level

Codes that share W18.2. If W18.2XXA is not quite right, the correct code is usually one of these.

Questions about W18.2XXA

Is W18.2XXA a billable ICD-10-CM code?: Yes. W18.2XXA is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does W18.2XXA sit in the tabular list?: External causes of morbidity (V00-Y99), in the block Slipping, tripping, stumbling and falls (W00-W19).
What cannot be coded together with W18.2XXA?: W18.2XXA carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.