There frequently are the patients who look for help from medivac services because of the fact that these patients are not in their home country and/or must be transferred. As these men or women do not have the ability to go on the common airplane charters . This is occasionally because they necessitate a flight doctor , medical air evacuation operations are needed. There occasionally are patients who necessitate an ACLS trained EMT and emergency medical technician —- and they are unable to go by the everyday planes. For the most part, it is not publicly known by Americans who are not in the medical profession how there are the cases that call for a flight doctor. Licensed medevac businesses generally are researched by clients with a case work specialist.