2026 ICD-10-CM Diagnosis Code Y03Assault by crashing of motor vehicle

ICD-10-CM Codes›V01–Y99›X92-Y09›Y03

ICD-10-CM Y03
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

Y03 is a non-billable ICD-10-CM category code for assault by crashing of motor vehicle, so it cannot be submitted on claims. Use a more specific code from this category instead, such as Y03.0XXA, Y03.0XXD, Y03.0XXS, and Y03.8XXA.

Code Identity

ICD-10-CM Code
Y03
Billable Status
No — Non-Billable Category
Code Describes
Assault by crashing of motor vehicle
Chapter
X92-Y09
Assault

Code Classification

ChapterV01–Y99External causes of morbidity and mortality
SectionX92-Y09Assault
CategoryY03Assault by crashing of motor vehicle
This CodeY03Assault by crashing of motor vehicle

Specific Coding for Assault by crashing of motor vehicleOverview

Non-specific codes like Y03 require more characters. Use one of these billable codes instead:

  • Y03.0 for Assault by being hit or run over by motor vehicle

  • Y03.8 for Other assault by crashing of motor vehicle

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

7th Character Note

  • The appropriate 7th character is to be added to each code from category Y03

7th Character

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About Y03Overview

Is Y03 (Assault by crashing of motor vehicle) a billable code?

No. This is a category header that groups the codes for assault by crashing of motor vehicle, and headers cannot be submitted on claims. Claims for assault by crashing of motor vehicle need a more specific code from this category, such as Y03.0XXA, Y03.0XXD, and Y03.0XXS.