Y03
⚠ Non-billable
Assault by crashing of motor vehicle
ICD-10-CM · FY2026 · External Causes of Morbidity
Code
Y03
System
ICD-10-CM
Billable
No — use specific code
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 Y03?
ICD-10-CM code Y03 represents Assault by crashing of motor vehicle. It is a non-billable header code requiring a more specific subcategory in the External Causes of Morbidity chapter, effective October 1, 2025 – September 30, 2026.
Is Y03 billable?
No. Y03 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is Y03 in?
Y03 belongs to the External Causes of Morbidity chapter (V00–Y99) of ICD-10-CM.
Related codes in the Y03 category
Y03.0
Assault by being hit or run over by motor vehicle
Non-billable
Y03.8
Other assault by crashing of motor vehicle
Non-billable
Y03.0XXA
Assault by being hit or run over by motor vehicle, initial encounter
Billable
Y03.0XXD
Assault by being hit or run over by motor vehicle, subsequent encounter
Billable
Y03.0XXS
Assault by being hit or run over by motor vehicle, sequela
Billable
Y03.8XXA
Other assault by crashing of motor vehicle, initial encounter
Billable
Y03.8XXD
Other assault by crashing of motor vehicle, subsequent encounter
Billable
Y03.8XXS
Other assault by crashing of motor vehicle, sequela
Billable
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