Y00 ICD-10-CM Code: Assault by blunt object
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
Y00Assault by blunt object
ICD-10-CM diagnosis code · United States clinical modification
Where Y00 sits
- 1
Chapter 20
External causes of morbidity (V00-Y99)
- 2
Section
Assault (X92-Y09)
- 3
Category Y00
Assault by blunt object
- 4
Code Y00
Assault by blunt object
Codes under Y00
Y00 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Notes for this code
Inclusion terms
No inclusion terms are listed for Y00.
Code first
No “code first” instruction is listed for Y00.
Use additional code
No “use additional code” instruction is listed for Y00.
Excludes1
Conditions that should not be reported together with this code.
- assault by strike by sports equipment (Y08.0-)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for Y00.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code Y00 mean?
Y00 is the FY 2027 U.S. ICD-10-CM code for “Assault by blunt object.”
Is Y00 a billable or specific ICD-10-CM code?
No. Y00 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is Y00 located in ICD-10-CM?
Y00 is listed in Chapter 20, External causes of morbidity (V00-Y99), within Assault (X92-Y09) (X92–Y09), under category Y00, Assault by blunt object.
What coding notes are listed for Y00?
No inclusion terms are listed for Y00 in this reference record. No code-first instruction is listed. Excludes1 notes: assault by strike by sports equipment (Y08.0-). No Excludes2 note is listed.