ICD-10 · PDGM grouping
V45 Car occupant injured in collision with railway train or railway vehicle
All 27 codes in the V45 family, with the PDGM clinical group, comorbidity subgroup and primary-position rule CMS assigns, read from the CMS grouper crosswalk v07.2.26 and the CDC FY2027 code file.
ICD-10-CM FY2027 · CMS grouper v07.2.26
Codes in family
27
Can lead a claim
0
Cannot lead a claim
27
What CMS assigns to V45
None of the 27 codes is assigned a clinical group. None of the 27 is assigned a comorbidity subgroup. None can lead a claim.
Every code in V45
Descriptions are CDC’s FY2027 wording; where CMS’s grouper abbreviates one, its form is shown beneath.
| Code | Description | Primary position | Clinical group | Comorbidity subgroup |
|---|---|---|---|---|
| V45.0 Car driver injured in collision with railway train or railway vehicle in nontraffic accident | ||||
| V45.0XXA | Car driver injured in collision with railway train or railway vehicle in nontraffic accident, initial encounterCMS: Car driver injured in collision w rail trn/veh nontraf, init | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.0XXD | Car driver injured in collision with railway train or railway vehicle in nontraffic accident, subsequent encounterCMS: Car driver injured in collision w rail trn/veh nontraf, subs | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.0XXS | Car driver injured in collision with railway train or railway vehicle in nontraffic accident, sequelaCMS: Car driver injured in clsn w rail trn/veh nontraf, sequela | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.1 Car passenger injured in collision with railway train or railway vehicle in nontraffic accident | ||||
| V45.1XXA | Car passenger injured in collision with railway train or railway vehicle in nontraffic accident, initial encounterCMS: Car passenger injured in clsn w rail trn/veh nontraf, init | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.1XXD | Car passenger injured in collision with railway train or railway vehicle in nontraffic accident, subsequent encounterCMS: Car passenger injured in clsn w rail trn/veh nontraf, subs | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.1XXS | Car passenger injured in collision with railway train or railway vehicle in nontraffic accident, sequelaCMS: Car pasngr injured in clsn w rail trn/veh nontraf, sequela | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.2 Person on outside of car injured in collision with railway train or railway vehicle in nontraffic accident | ||||
| V45.2XXA | Person on outside of car injured in collision with railway train or railway vehicle in nontraffic accident, initial encounterCMS: Person outside car inj in clsn w rail trn/veh nontraf, init | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.2XXD | Person on outside of car injured in collision with railway train or railway vehicle in nontraffic accident, subsequent encounterCMS: Person outside car inj in clsn w rail trn/veh nontraf, subs | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.2XXS | Person on outside of car injured in collision with railway train or railway vehicle in nontraffic accident, sequelaCMS: Person outsd car inj in clsn w rail trn/veh nontraf, sequela | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.3 Unspecified car occupant injured in collision with railway train or railway vehicle in nontraffic accident | ||||
| V45.3XXA | Unspecified car occupant injured in collision with railway train or railway vehicle in nontraffic accident, initial encounterCMS: Unsp car occ injured in clsn w rail trn/veh nontraf, init | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.3XXD | Unspecified car occupant injured in collision with railway train or railway vehicle in nontraffic accident, subsequent encounterCMS: Unsp car occ injured in clsn w rail trn/veh nontraf, subs | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.3XXS | Unspecified car occupant injured in collision with railway train or railway vehicle in nontraffic accident, sequelaCMS: Unsp car occ injured in clsn w rail trn/veh nontraf, sequela | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.4 Person boarding or alighting a car injured in collision with railway train or railway vehicle | ||||
| V45.4XXA | Person boarding or alighting a car injured in collision with railway train or railway vehicle, initial encounterCMS: Prsn brd/alit a car injured in clsn w rail trn/veh, init | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.4XXD | Person boarding or alighting a car injured in collision with railway train or railway vehicle, subsequent encounterCMS: Prsn brd/alit a car injured in clsn w rail trn/veh, subs | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.4XXS | Person boarding or alighting a car injured in collision with railway train or railway vehicle, sequelaCMS: Prsn brd/alit a car injured in clsn w rail trn/veh, sequela | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.5 Car driver injured in collision with railway train or railway vehicle in traffic accident | ||||
| V45.5XXA | Car driver injured in collision with railway train or railway vehicle in traffic accident, initial encounterCMS: Car driver injured in collision w rail trn/veh in traf, init | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.5XXD | Car driver injured in collision with railway train or railway vehicle in traffic accident, subsequent encounterCMS: Car driver injured in collision w rail trn/veh in traf, subs | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.5XXS | Car driver injured in collision with railway train or railway vehicle in traffic accident, sequelaCMS: Car driver injured in clsn w rail trn/veh in traf, sequela | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.6 Car passenger injured in collision with railway train or railway vehicle in traffic accident | ||||
| V45.6XXA | Car passenger injured in collision with railway train or railway vehicle in traffic accident, initial encounterCMS: Car passenger injured in clsn w rail trn/veh in traf, init | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.6XXD | Car passenger injured in collision with railway train or railway vehicle in traffic accident, subsequent encounterCMS: Car passenger injured in clsn w rail trn/veh in traf, subs | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.6XXS | Car passenger injured in collision with railway train or railway vehicle in traffic accident, sequelaCMS: Car pasngr injured in clsn w rail trn/veh in traf, sequela | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.7 Person on outside of car injured in collision with railway train or railway vehicle in traffic accident | ||||
| V45.7XXA | Person on outside of car injured in collision with railway train or railway vehicle in traffic accident, initial encounterCMS: Person outside car inj in clsn w rail trn/veh in traf, init | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.7XXD | Person on outside of car injured in collision with railway train or railway vehicle in traffic accident, subsequent encounterCMS: Person outside car inj in clsn w rail trn/veh in traf, subs | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.7XXS | Person on outside of car injured in collision with railway train or railway vehicle in traffic accident, sequelaCMS: Person outsd car inj in clsn w rail trn/veh in traf, sequela | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.9 Unspecified car occupant injured in collision with railway train or railway vehicle in traffic accident | ||||
| V45.9XXA | Unspecified car occupant injured in collision with railway train or railway vehicle in traffic accident, initial encounterCMS: Unsp car occ injured in clsn w rail trn/veh in traf, init | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.9XXD | Unspecified car occupant injured in collision with railway train or railway vehicle in traffic accident, subsequent encounterCMS: Unsp car occ injured in clsn w rail trn/veh in traf, subs | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
| V45.9XXS | Unspecified car occupant injured in collision with railway train or railway vehicle in traffic accident, sequelaCMS: Unsp car occ injured in clsn w rail trn/veh in traf, sequela | Cannot lead a claimExternal cause of injury code not reportable as principal diagnosis | None | None |
Sources: CMS HH PPS Grouper Software v07.2.26, effective 2026-10-01, for the clinical group, comorbidity subgroup, code-first conventions and primary-position flags; CDC NCHS ICD-10-CM FY2027 code descriptions for the family title and code wording. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.
The monthly home health regs digest
What CMS changed, what's due next, and what to do about it — one email a month, no fluff. Read the first issue