W21.1Non-billable (header)
Struck by bat, racquet or club
Related Codes· Exposure to inanimate mechanical forces (W20-W49)
Sub-codes of W21.1(4)
W21.1 is a non-billable header. Select a sub-code to bill. Sub-codes marked ⚠ require a 7th character — append A, D, or S (and an X placeholder if needed).
Code Hierarchy
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