V64.4XXA — Person boarding or alighting a heavy transport vehicle injured in collision with heavy transport vehicle or bus while boarding or alighting, initial encounter
V64.4XXA is a billable, specific ICD-10-CM code for person boarding or alighting a heavy transport vehicle injured in collision with heavy transport vehicle or bus while boarding or alighting, initial encounter. It is valid for submission on a claim.
7th character "A" — initial encounter
The appropriate 7th character is to be added to each code from category V64
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Excludes1 inherited from the categories above V64.4XXA
These are not written on V64.4XXA, but they bind it: a note on a category applies to every code beneath it. Billing V64.4XXA with anything listed here is a denial.
Risk adjustment
V64.4XXA does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code history
V64.4XXA has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.
Related codes at this level
Codes that share V64.4. If V64.4XXA is not quite right, the correct code is usually one of these.
- V64.4XXDPerson boarding or alighting a heavy transport vehicle injured in collision with heavy transport vehicle or bus while boarding or alighting, subsequent encounter
- V64.4XXSPerson boarding or alighting a heavy transport vehicle injured in collision with heavy transport vehicle or bus while boarding or alighting, sequela
Questions about V64.4XXA
- Is V64.4XXA a billable ICD-10-CM code?
- Yes. V64.4XXA is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does V64.4XXA sit in the tabular list?
- External causes of morbidity (V00-Y99), in the block Occupant of heavy transport vehicle injured in transport accident (V60-V69).
- What cannot be coded together with V64.4XXA?
- V64.4XXA carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above V64.4XXA (V64) and apply to it just the same.