W21.1 — Struck by bat, racquet or club

Not billable

Is W21.1 billable?

No — W21.1 is a non-billable header code. W21.1 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 12 billable codes beneath W21.1.

Billable codes under this header

W21.1 at a glance

Code	W21.1
Description	Struck by bat, racquet or club
Billable	No — header code
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027

Excludes1 — never code together — inherited from W20-W49

The conditions below can never be reported together with W21.1 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 (X92-Y09)
contact or collision with animals or persons (W50-W64)
exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-)
intentional self-harm (X71-X83)

Excludes1 — never code together — inherited from W21

The conditions below can never be reported together with W21.1 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 with sports equipment (Y08.0-)
striking against or struck by sports equipment with subsequent fall (W18.01)

What codes fall under W21.1? (4)

How long has W21.1 existed?

W21.1 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.