Is Y00.XXXA a billable ICD-10-CM code?

Yes. Y00.XXXA is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does Y00.XXXA sit in the tabular list?

External causes of morbidity (V00-Y99), in the block Assault (X92-Y09).

What cannot be coded together with Y00.XXXA?

Y00.XXXA carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.

Y00.XXXA

Y00.XXXA — Assault by blunt object, initial encounter

Billable / specific codeICD-10-CM

Y00.XXXA is a billable, specific ICD-10-CM code for assault by blunt object, initial encounter. It is valid for submission on a claim.

7th character "A" — initial encounter

The appropriate 7th character is to be added to code Y00

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.

assault by strike by sports equipment (Y08.0-)

Risk adjustment

Y00.XXXA 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 Y00. If Y00.XXXA is not quite right, the correct code is usually one of these.

Questions about Y00.XXXA

Is Y00.XXXA a billable ICD-10-CM code?: Yes. Y00.XXXA is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does Y00.XXXA sit in the tabular list?: External causes of morbidity (V00-Y99), in the block Assault (X92-Y09).
What cannot be coded together with Y00.XXXA?: Y00.XXXA carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.