Unsp car occ inj in clsn w nonmtr vehicle nontraf, sequela

This code signifies a delayed complication or residual condition resulting from an injury sustained by an unspecified occupant of a car involved in a collision with a non-motorized vehicle (e.g., bicycle, animal-drawn vehicle) that occurred off a public roadway. The original injury event is no longer acute, and the patient is presenting for treatment of a long-term effect.

Use this code when documenting a sequela of an injury from a non-traffic accident involving a car and another non-motor vehicle, where the specific occupant (driver, passenger) is not identified. This is appropriate for follow-up visits or when the long-term effects of such an incident are being addressed, such as chronic pain, scar tissue complications, or persistent functional limitations.

• Always use this code as a secondary diagnosis, following the code for the specific sequela being treated.
• Ensure the documentation clearly indicates the injury is a sequela of a past event, not an acute injury.
• Verify the accident occurred in a "nontraffic" setting and involved a "nonmotor vehicle" to ensure accurate code selection.