Billable / Specific Code
ICD-10-CM V66.4 is the diagnosis code for Person boarding or alighting a heavy transport vehicle injured in collision with other nonmotor vehicle. This code falls under the section "Occupant of heavy transport vehicle injured in transport accident" within Chapter 20 — External causes of morbidity (V00-Y99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where V66.4 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, V66.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
V66.4 is the ICD-10-CM diagnosis code for "Person boarding or alighting a heavy transport vehicle injured in collision with other nonmotor vehicle". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of V66.4 is V66 ("Occupant of heavy transport vehicle injured in collision with other nonmotor vehicle"). V66.4 provides a more specific classification within this category.
V66.4 is located in Section V60-V69 — "Occupant of heavy transport vehicle injured in transport accident" within Chapter 20 of the ICD-10-CM Tabular List.
Use V66.4 when the patients documented diagnosis matches "Person boarding or alighting a heavy transport vehicle injured in collision with other nonmotor vehicle" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Person boarding or alighting a heavy transport vehicle injured in collision with other nonmotor vehicle is V66.4.
Yes, V66.4 can be used as a primary diagnosis code since it is billable and specific.
V66.4 is in Chapter 20 of the ICD-10-CM Tabular List.
Yes, V66.4 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.