V99 – Unspecified transport accident
ICD-10-CM 2027 diagnosis code · Other and unspecified transport accidents
- Code
V99(claims format:V99)- Description
- Unspecified transport accident
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 20. External causes of morbidity (V00-Y99)
- Block
- V98-V99 Other and unspecified transport accidents
Billable codes under V99
V99 is a header code and cannot be used on claims. Choose the most specific code:
7th character values
Codes in this category need a 7th character to describe the encounter or episode of care (use placeholder X for empty positions).
| Character | Meaning |
|---|---|
A | initial encounter |
D | subsequent encounter |
S | sequela |
Notes for V99
- The appropriate 7th character is to be added to code V99
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Block V98-V99
- vehicle accident, type of vehicle unspecified (V89.-)
Frequently asked questions
What is ICD-10 code V99?
V99 is the ICD-10-CM code for unspecified transport accident, in the block V98-V99 (Other and unspecified transport accidents).
Is V99 a billable code?
No. V99 is a header code with more specific child codes; report one of the billable codes listed above.
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.