MCMedicalCodingSoftware
V99

V99: Unspecified transport accident

Non-billable headerICD-10-CM

V99 is a non-billable header ICD-10-CM code for unspecified transport accident. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.

This code requires a 7th character

The appropriate 7th character is to be added to code V99

A
initial encounter
D
subsequent encounter
S
sequela

Other codes that can never be billed with V99

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • Y92.81Transport vehicle as the place of occurrence of the external cause
  • W20Struck by thrown, projected or falling object
  • W23Caught, crushed, jammed or pinched in or between objects
  • W24Contact with lifting and transmission devices, not elsewhere classified
  • W30Contact with agricultural machinery
  • W30.81Contact with agricultural transport vehicle in stationary use
  • W30.81XAContact with agricultural transport vehicle in stationary use, initial encounter
  • W30.81XDContact with agricultural transport vehicle in stationary use, subsequent encounter

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Accident›transport(involving injury to)
  • Accident›transport›person NEC(unknown way or transportation)

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead V99

3 child codes. Green means billable.

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.