Y00.XXXD – Assault by blunt object, subsequent encounter
ICD-10-CM 2027 diagnosis code · Assault
ICD-10-CM code
Y00.XXXD
- Code
Y00.XXXD(claims format:Y00XXXD)- Description
- Assault by blunt object, subsequent encounter
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 20. External causes of morbidity (V00-Y99)
- Block
- X92-Y09 Assault
- Parent codes
- Y00
7th character values
Codes in this category need a 7th character to describe the encounter or episode of care.
| Character | Meaning |
|---|---|
A | initial encounter |
D | subsequent encounter |
S | sequela |
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Y00 – Assault by blunt object
Excludes1 (not coded here):
- assault by strike by sports equipment (Y08.0-)
7th character note:
- The appropriate 7th character is to be added to code Y00
Block X92-Y09
Includes:
- homicide
- injuries inflicted by another person with intent to injure or kill, by any means
Related codes in Y00
Frequently asked questions
What is ICD-10 code Y00.XXXD?
Y00.XXXD is the ICD-10-CM code for assault by blunt object, subsequent encounter, in the block X92-Y09 (Assault).
Is Y00.XXXD a billable code?
Yes. Y00.XXXD is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does Y00.XXXD belong to?
It belongs to category Y00 – Assault by blunt object.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.