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V49.40XS vs V79

V49.40XS (Driver injured in collision with unspecified motor vehicles in traffic accident, sequela) compared with V79 (Bus occupant injured in other and unspecified transport accidents), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.

Relationship

Conflict

Excludes1 conflict

V49.40XS
Driver injured in collision with unspecified motor vehicles in traffic accident, sequela
↔
V79
Bus occupant injured in other and unspecified transport accidents

Not coded here — these two are mutually exclusive.

“motorcoach (V70-V79)”

An Excludes1 note means the two conditions cannot occur together, so the pair should not be reported for the same encounter. The sole exception is when the conditions are documented as unrelated to each other.

Source: CMS ICD-10-CM tabular instructional notes; ICD-10-CM Official Guidelines, Section I.A.12.a

Can these codes be reported together?

No — do not report together. V49.40XS carries an Excludes1 note covering V79: “motorcoach (V70-V79)”

Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).

Side by side

V49.40XSDriver injured in collision with unspecified motor vehicles in traffic accident, sequelaV79Bus occupant injured in other and unspecified transport accidents
Billing statusBillableNon-billable header

Report instead: V79.00XA, V79.00XD, V79.00XS, V79.09XA, V79.09XD

ClassificationV00-Y99 — External Causes of Morbidity (V00-Y99)V00-Y99 — External Causes of Morbidity (V00-Y99)
DefinitionDriver injured in collision with unspecified motor vehicles in traffic accident, sequela is a billable ICD-10-CM diagnosis code (V49.40S).Bus occupant injured in other and unspecified transport accidents is a non-billable ICD-10-CM category code (V79).
7th characterThe appropriate 7th character is to be added to each code from category V49The appropriate 7th character is to be added to each code from category V79
Includes
a four-wheeled motor vehicle designed primarily for carrying passengers
automobile (pulling a trailer or camper)
motorcoach
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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources