Y23.9XXA
✓ Billable
Unspecified larger firearm discharge, undetermined intent, initial encounter
ICD-10-CM · FY2026 · External Causes of Morbidity
Code
Y23.9XXA
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
External Causes of Morbidity
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code Y23.9XXA?
ICD-10-CM code Y23.9XXA represents Unspecified larger firearm discharge, undetermined intent, initial encounter. It is a billable diagnosis code in the External Causes of Morbidity chapter, effective October 1, 2025 – September 30, 2026.
Is Y23.9XXA billable?
Yes. Y23.9XXA is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is Y23.9XXA in?
Y23.9XXA belongs to the External Causes of Morbidity chapter (V00–Y99) of ICD-10-CM.
Related codes in the Y23 category
Y23
Rifle, shotgun and larger firearm discharge, undetermined intent
Non-billable
Y23.0
Shotgun discharge, undetermined intent
Non-billable
Y23.1
Hunting rifle discharge, undetermined intent
Non-billable
Y23.2
Military firearm discharge, undetermined intent
Non-billable
Y23.3
Machine gun discharge, undetermined intent
Non-billable
Y23.8
Other larger firearm discharge, undetermined intent
Non-billable
Y23.9
Unspecified larger firearm discharge, undetermined intent
Non-billable
Y23.0XXA
Shotgun discharge, undetermined intent, initial encounter
Billable
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