ICD10BillableValid for clinical use

ICD-10 Code V78.4: Person boarding or alighting from bus injured in noncollision transport accident

V78.4 is a billable ICD-10 diagnosis code used to classify Person boarding or alighting from bus injured in noncollision transport accident in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for External causes of morbidity (V00-Y99).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for External causes of morbidity (V00-Y99).

When is it used?

  • May be used when a clinician documents person boarding or alighting from bus injured in noncollision transport accident in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
20External causes of morbidity (V00-Y99)
block
V00-X58Accidents
block
V00-V99Transport accidents
block
V70-V79Bus occupant injured in transport accident
category
V78Bus occupant injured in noncollision transport accident
currentV78

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Mapped diagnoses and classifications

SNOMED_CT 242108001high
Accident while boarding or alighting from motor bus
Source: SNOMED International ICD-10 map
SNOMED_CT 242109009high
Fall down stairs of motor bus while boarding or alighting
Source: SNOMED International ICD-10 map
SNOMED_CT 242110004high
Fall on step of motor bus while boarding or alighting
Source: SNOMED International ICD-10 map
SNOMED_CT 214469006high
Noncollision motor vehicle traffic accident involving being trapped by door of motor bus while boarding or alighting
Source: SNOMED International ICD-10 map
SNOMED_CT 214436006high
Noncollision motor vehicle traffic accident involving fall down stairs of motor bus while boarding or alighting
Source: SNOMED International ICD-10 map
SNOMED_CT 214437002high
Noncollision motor vehicle traffic accident involving fall down stairs of motor bus while boarding or alighting, driver of motor vehicle injured
Source: SNOMED International ICD-10 map

Coding guidelines

Compatibility

Legacy and official ICD code match exactly.
Legacy codes
V78.4

Common synonyms

Person boarding or alighting from bus injured in noncollision transport accident

Frequently asked questions

Code details

CodeV78.4
SystemICD10
Display namePerson boarding or alighting from bus injured in noncollision transport accident
ChapterExternal causes of morbidity (V00-Y99)
BlockBus occupant injured in transport accident

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.