ICD-10-CM category
Y23 Rifle, shotgun and larger firearm discharge, undetermined intent
Y23 is a category, not a billable code. Report one of the 18 complete codes below.
Codes in Y23
- Y23.0XXAShotgun discharge, undetermined intent, initial encounter
- Y23.0XXDShotgun discharge, undetermined intent, subsequent encounter
- Y23.0XXSShotgun discharge, undetermined intent, sequela
- Y23.1XXAHunting rifle discharge, undetermined intent, initial encounter
- Y23.1XXDHunting rifle discharge, undetermined intent, subsequent encounter
- Y23.1XXSHunting rifle discharge, undetermined intent, sequela
- Y23.2XXAMilitary firearm discharge, undetermined intent, initial encounter
- Y23.2XXDMilitary firearm discharge, undetermined intent, subsequent encounter
- Y23.2XXSMilitary firearm discharge, undetermined intent, sequela
- Y23.3XXAMachine gun discharge, undetermined intent, initial encounter
- Y23.3XXDMachine gun discharge, undetermined intent, subsequent encounter
- Y23.3XXSMachine gun discharge, undetermined intent, sequela
- Y23.8XXAOther larger firearm discharge, undetermined intent, initial encounter
- Y23.8XXDOther larger firearm discharge, undetermined intent, subsequent encounter
- Y23.8XXSOther larger firearm discharge, undetermined intent, sequela
- Y23.9XXAUnspecified larger firearm discharge, undetermined intent, initial encounter
- Y23.9XXDUnspecified larger firearm discharge, undetermined intent, subsequent encounter
- Y23.9XXSUnspecified larger firearm discharge, undetermined intent, sequela
Outside the US? Y23 in the international WHO ICD-10 lists its inclusion and exclusion notes.
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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