Emergency services were summoned to Leeds Road in Shipley in the early hours of Monday following a reported incident.
Yorkshire Ambulance Service received notification from West Yorkshire Police around 4am and deployed a crew to the location.
One individual required medical treatment at the scene before being transported to a hospital facility by paramedics.
Authorities have not disclosed additional information regarding what occurred or the current condition of the individual involved.
West Yorkshire Police have been asked to provide further details about the incident and whether any traffic disruptions were implemented in the area.