2026 ICD-10-CM Diagnosis Code Y23Rifle, shotgun and larger firearm discharge, undetermined intent
Y23 is a non-billable ICD-10-CM category code for rifle, shotgun and larger firearm discharge, undetermined intent, so it cannot be submitted on claims. Use a more specific code from this category instead, such as Y23.0XXA, Y23.0XXD, Y23.0XXS, and Y23.1XXA.
Code Identity
Code Classification
Specific Coding for Rifle, shotgun and larger firearm discharge, undet intentOverview
Non-specific codes like Y23 require more characters. Use one of these billable codes instead:
Y23.0 for Shotgun discharge, undetermined intent
Y23.1 for Hunting rifle discharge, undetermined intent
Y23.2 for Military firearm discharge, undetermined intent
Y23.3 for Machine gun discharge, undetermined intent
Y23.8 for Other larger firearm discharge, undetermined intent
Y23.9 for Unspecified larger firearm discharge, undetermined intent
Tabular List NotesGuidance
Coding notes and annotation back-references applicable to this code.
Type 2 Excludes
- airgun Y24.0
7th Character Note
- The appropriate 7th character is to be added to each code from category Y23
7th Character
- A - initial encounter
- D - subsequent encounter
- S - sequela
A type 2 excludes note represents "Not included here". An excludes2 note indicates that the condition excluded is not part of the condition represented by the code, but a patient may have both conditions at the same time. When an Excludes2 note appears under a code, it is acceptable to use both the code and the excluded code together, when appropriate.
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 Y23Overview
Is Y23 a billable code?
No. This is a category header that groups the codes for rifle, shotgun and larger firearm discharge, undetermined intent, and headers cannot be submitted on claims. Claims for rifle, shotgun and larger firearm discharge, undetermined intent need a more specific code from this category, such as Y23.0XXA, Y23.0XXD, and Y23.0XXS.
