W21.4⚠ Requires 7th Character

Striking against diving board

⚠ 7th Character Required

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

This code is not valid for billing without a 7th character. Append one of the following to W21.4:

Ainitial encounterW21.4XXADsubsequent encounterW21.4XXDSsequelaW21.4XXS

Sub-codes of W21.4(3)

W21.4 is a non-billable header. Select a sub-code to bill.

W21.4AStriking against diving board, initial encounter✓ BillableW21.4DStriking against diving board, subsequent encounter✓ BillableW21.4SStriking against diving board, sequela✓ Billable

Also Indexed As(ICD-10-CM Alphabetic Index)

These clinical terms, synonyms, and manifestations all map to W21.4 in the official ICD-10-CM Alphabetic Index.

Fall, falling (accidental), into, water, hitting diving boardStriking against, diving board (swimming-pool)

Notes

  • ℹcode for subsequent falling into water, if applicable (W16.-)

Code Hierarchy

┌20External causes of morbidity (V00-Y99)├W20-W49Exposure to inanimate mechanical forces (W20-W49)├W21Striking against or struck by sports equipment
└W21.4Striking against diving board

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