Louisiana Home>Public_Health_and_Safety>Emergency_Services>Medical>Ambulance_Companies>North_America>United_States>Louisiana     Web Pages MedExpress Ambulance Service, Inc. Air and ground ambulance service in Louisiana and Mississippi. (Pineville) East Baton Rouge Parish Emergency Services Site includes history, operations, education, training, employment information and links. Tulane Emergency Medical Service Emergency medical service and transport to local hospitals for students, faculty, staff, and affiliates of Tulane University, New Orleans.