2026 ICD-10-CM Diagnosis Code W50Accidental hit, strike, kick, twist, bite or scratch by another person
W50 is a non-billable ICD-10-CM category code for accidental hit, strike, kick, twist, bite or scratch by another person, so it cannot be submitted on claims. Use a more specific code from this category instead, such as W50.0XXA, W50.0XXD, W50.0XXS, and W50.1XXA.
Code Identity
Code Classification
Specific Coding for Acc hit, strk, kick, twist, bite or scratch by another prsnOverview
Non-specific codes like W50 require more characters. Use one of these billable codes instead:
Tabular List NotesGuidance
Coding notes and annotation back-references applicable to this code.
Includes
- hit, strike, kick, twist, bite, or scratch by another person NOS
Type 1 Excludes
7th Character Note
- The appropriate 7th character is to be added to each code from category W50
7th Character
- A - initial encounter
- D - subsequent encounter
- S - sequela
This note appears immediately under a three character code title to further define, or give examples of, the content of the category.
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
Certain ICD-10-CM categories have applicable 7th characters. The applicable 7th character is required for all codes within the category, or as the notes in the Tabular List instruct. The 7th character must always be the 7th character in the data field. If a code that requires a 7th character is not 6 characters, a placeholder X must be used to fill in the empty characters.
Indicates that a seventh character is to be assigned to codes in a subcategory.
Code HistoryHistory
Questions About W50Overview
Is W50 a billable code?
No. This is a category header that groups the codes for accidental hit, strike, kick, twist, bite or scratch by another person, and headers cannot be submitted on claims. Claims for accidental hit, strike, kick, twist, bite or scratch by another person need a more specific code from this category, such as W50.0XXA, W50.0XXD, and W50.0XXS.
