ICD-10-CM › V00-Y99 › W20-W49 › W21.3 Struck by sports foot wear › W21.32

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 3 more specific codes instead:

• W21.32XA Struck by skate blades, initial encounter
• W21.32XD Struck by skate blades, subsequent encounter
• W21.32XS Struck by skate blades, sequela

This code requires a seventh character. See the rule below.

What has happened to this code

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from W21 Striking against or struck by sports equipment

Seventh character required

• The appropriate 7th character is to be added to each code from category W21

Excludes1 - never coded here

• assault with sports equipment (Y08.0-)
• striking against or struck by sports equipment with subsequent fall (W18.01)

Inherited from the W20-W49 section Exposure to inanimate mechanical forces (W20-W49)

Excludes1 - never coded here

• 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)

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

• Struck by > sports equipment > skate blades

Codes in the same group

Code	Description	Status
W21.31	Struck by shoe cleats	Not billable
W21.39	Struck by other sports foot wear	Not billable