Other and unspecified firearm discharge, undetermined intent (Y24) ICD-10-CM
The Y24 code range covers other and unspecified firearm discharge, undetermined intent with 13 ICD-10-CM diagnosis codes. 9 of them are billable and valid for claim submission in fiscal year 2027, and the category headers group them but cannot themselves be billed.
7th Character Note
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.
- The appropriate 7th character is to be added to each code from category Y24
7th Character
Indicates that a seventh character is to be assigned to codes in a subcategory.
- A - initial encounter
- D - subsequent encounter
- S - sequela
Codes in the Y24 Range 13 codes · 9 billable
- Y24 Other and unspecified firearm discharge, undetermined intentNon-billable
- Y24.0 Airgun discharge, undetermined intentNon-billable
- Y24.0XXA Airgun discharge, undetermined intent, initial encounter
- Y24.0XXD Airgun discharge, undetermined intent, subsequent encounter
- Y24.0XXS Airgun discharge, undetermined intent, sequela
- Y24.8 Other firearm discharge, undetermined intentNon-billable
- Y24.8XXA Other firearm discharge, undetermined intent, initial encounter
- Y24.8XXD Other firearm discharge, undetermined intent, subsequent encounter
- Y24.8XXS Other firearm discharge, undetermined intent, sequela
- Y24.9 Unspecified firearm discharge, undetermined intentNon-billable
- Y24.9XXA Unspecified firearm discharge, undetermined intent, initial encounter
- Y24.9XXD Unspecified firearm discharge, undetermined intent, subsequent encounter
- Y24.9XXS Unspecified firearm discharge, undetermined intent, sequela
About the Y24 Code Range
A firearm or airgun discharges, but the event’s intent is undetermined.
The subdivisions distinguish airgun discharge (Y24.0), other firearm discharge (Y24.8), and unspecified firearm discharge (Y24.9). Each has a seventh character for an initial encounter (A), subsequent encounter (D), or sequela (S), a later effect.
Questions About This Page
How many billable codes are in the Y24 range?
Of the 13 codes in this range, 9 are billable and valid for claim submission from October 1, 2026 through September 30, 2027. Category header codes group them but cannot be reported on claims.
What does the Y24 range classify?
The range classifies other and unspecified firearm discharge, undetermined intent. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.
Related References
Source: CMS FY 2027 ICD-10-CM Tabular List and order file, effective October 1, 2026 through September 30, 2027.
