Y03Header code — not billable
Assault by crashing of motor vehicle
- Chapter
- 20. External causes of morbidity
- Category
- Y03
- Effective date
- October 1, 2026
Related codes in category Y03
Y03.0Assault by being hit or run over by motor vehicleY03.0XXAAssault by being hit or run over by motor vehicle, initYesY03.0XXDAssault by being hit or run over by motor vehicle, subsYesY03.0XXSAssault by being hit or run over by motor vehicle, sequelaYesY03.8Other assault by crashing of motor vehicleY03.8XXAOther assault by crashing of motor vehicle, init encntrYesY03.8XXDOther assault by crashing of motor vehicle, subs encntrYesY03.8XXSOther assault by crashing of motor vehicle, sequelaYes
Frequently asked questions
What is ICD-10 code Y03?
Y03 is an ICD-10-CM diagnosis code for Assault by crashing of motor vehicle.
Is Y03 a billable code?
No. Y03 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is Y03 in?
Y03 falls under Chapter 20: External causes of morbidity.
When did Y03 become effective?
Y03 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to Y03?
Y03 belongs to category Y03, which includes 8 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.