W21.00XABillable

Struck by hit or thrown ball, unspecified type, initial encounter

Short description: Struck by hit or thrown ball, unspecified type, init encntr

Chapter
20. External causes of morbidity
Category
W21
Effective date
October 1, 2026

Related codes in category W21

Frequently asked questions

What is ICD-10 code W21.00XA?

W21.00XA is an ICD-10-CM diagnosis code for Struck by hit or thrown ball, unspecified type, initial encounter.

Is W21.00XA a billable code?

Yes. W21.00XA is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is W21.00XA in?

W21.00XA falls under Chapter 20: External causes of morbidity.

When did W21.00XA become effective?

W21.00XA has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to W21.00XA?

W21.00XA belongs to category W21, which includes 12 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.