DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

W21 Striking against or struck by sports equipment

  • Header · not billable
  • Codes take a 7th character

W21 is not billable. The category heads 72 billable codes in FY2027, grouped under 7 subdivisions. Its codes take a 7th character, so none is complete with fewer than 7 characters.

Billable codes
72
Subdivisions
7
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
0

Codes in W21

  1. W21.0
    Struck by hit or thrown ball
    Header
  2. W21.00
    Struck by hit or thrown ball, unspecified type +7th: A D S
    Needs 7th characterExempt
  3. W21.01
    Struck by football +7th: A D S
    Needs 7th characterExempt
  4. W21.02
    Struck by soccer ball +7th: A D S
    Needs 7th characterExempt
  5. W21.03
    Struck by baseball +7th: A D S
    Needs 7th characterExempt
  6. W21.04
    Struck by golf ball +7th: A D S
    Needs 7th characterExempt
  7. W21.05
    Struck by basketball +7th: A D S
    Needs 7th characterExempt
  8. W21.06
    Struck by volleyball +7th: A D S
    Needs 7th characterExempt
  9. W21.07
    Struck by softball +7th: A D S
    Needs 7th characterExempt
  10. W21.09
    Struck by other hit or thrown ball +7th: A D S
    Needs 7th characterExempt
  11. W21.1
    Struck by bat, racquet or club
    Header
  12. W21.11
    Struck by baseball bat +7th: A D S
    Needs 7th characterExempt
  13. W21.12
    Struck by tennis racquet +7th: A D S
    Needs 7th characterExempt
  14. W21.13
    Struck by golf club +7th: A D S
    Needs 7th characterExempt
  15. W21.19
    Struck by other bat, racquet or club +7th: A D S
    Needs 7th characterExempt
  16. W21.2
    Struck by hockey stick or puck
    Header
  17. W21.21
    Struck by hockey stick
    Header
  18. W21.210
    Struck by ice hockey stick +7th: A D S
    Needs 7th characterExempt
  19. W21.211
    Struck by field hockey stick +7th: A D S
    Needs 7th characterExempt
  20. W21.22
    Struck by hockey puck
    Header
  21. W21.220
    Struck by ice hockey puck +7th: A D S
    Needs 7th characterExempt
  22. W21.221
    Struck by field hockey puck +7th: A D S
    Needs 7th characterExempt
  23. W21.3
    Struck by sports foot wear
    Header
  24. W21.31
    Struck by shoe cleats +7th: A D S
    Needs 7th characterExempt
    Inclusion terms 1

    Inclusion terms

    • Stepped on by shoe cleats
  25. W21.32
    Struck by skate blades +7th: A D S
    Needs 7th characterExempt
    Inclusion terms 1

    Inclusion terms

    • Skated over by skate blades
  26. W21.39
    Struck by other sports foot wear +7th: A D S
    Needs 7th characterExempt
  27. W21.4
    Striking against diving board +7th: A D S
    Needs 7th characterExempt
    Use additional code 1

    Use additional code

    • code for subsequent falling into water, if applicable (W16.-) W16
  28. W21.8
    Striking against or struck by other sports equipment
    Header
  29. W21.81
    Striking against or struck by football helmet +7th: A D S
    Needs 7th characterExempt
  30. W21.89
    Striking against or struck by other sports equipment +7th: A D S
    Needs 7th characterExempt
  31. W21.9
    Striking against or struck by unspecified sports equipment +7th: A D S
    Needs 7th characterExempt

Sources of each column. Rows marked +7th need a 7th character: pick one to build the full code; its code card has its own flags.

Instructions

At W21

Excludes1

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

Notes that also apply

Block W20-W49 instructions (Excludes1 4): printed on the block page.

Chapter 20 instructions (Notes 1): printed on the chapter 20 page.

7th characters

7th characters for W21 defined here

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

7th characters for W21
7thMeaning (NCHS)
Ainitial encounter
Dsubsequent encounter
Ssequela

A code that takes a 7th character is invalid without it; the placeholder X fills a code shorter than 6 characters (Official Guidelines I.A.5). How 7th characters work.

Hierarchy