W21.05 Struck by basketball

Non-billable ICD-10-CM code.

Applies from W21 Striking against or struck by sports equipment

Excludes1 (never code together)

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

7th character note

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

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Code annotations containing back-references to W21.05

Back-references to W21

• Type 1 Excludes: W20 Struck by thrown, projected or falling object ("struck by thrown sports equipment (W21.-)")
• Type 1 Excludes: W20.8 Other cause of strike by thrown, projected or falling object ("struck by thrown sports equipment (W21.-)")
• Type 2 Excludes: W45 Foreign body or object entering through skin ("struck by objects (W20-W22)")
• Type 1 Excludes: W50 Accidental hit, strike, kick, twist, bite or scratch by another person ("struck by objects (W20-W22)")

Diagnosis Index entries for W21.05

• Struck (accidentally) by › ball (hit) (thrown) › basketball
• Struck (accidentally) by › object › projected › in sports › ball › basketball
• Struck (accidentally) by › object › thrown › in sports › ball › basketball
• Struck (accidentally) by › sports equipment › ball › basketball

Nearby codes

• W21.03XS Struck by baseball, sequela
• W21.04 Struck by golf ball
• W21.04XA Struck by golf ball, initial encounter
• W21.04XD Struck by golf ball, subsequent encounter
• W21.04XS Struck by golf ball, sequela
• W21.05 Struck by basketball (this code)
• W21.05XA Struck by basketball, initial encounter
• W21.05XD Struck by basketball, subsequent encounter
• W21.05XS Struck by basketball, sequela
• W21.06 Struck by volleyball
• W21.06XA Struck by volleyball, initial encounter