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Y23 Rifle, shotgun and larger firearm discharge, undet intent

ICD-10-CM category Y23 sits in Chapter 20 (External causes of morbidity, V00-Y99). It contains 18 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Subcategories

Y23.0 Shotgun discharge, undetermined intentY23.1 Hunting rifle discharge, undetermined intentY23.2 Military firearm discharge, undetermined intentY23.3 Machine gun discharge, undetermined intentY23.8 Other larger firearm discharge, undetermined intentY23.9 Unspecified larger firearm discharge, undetermined intent

Billable codes in Y23

CodeDescription
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

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