Advanced Life Support Transport
ALS ambulance transport in Houston
Preferred EMS provides Advanced Life Support (ALS) ambulance transportation for hospitals, emergency departments, skilled nursing facilities, healthcare teams, patients and families across Greater Houston. Dispatch is available 24/7.
For a medical emergency, call 911.
- Serving Greater Houston since 2004. Since 2004
- Dispatch answered 24/7. Dispatch 24/7
- Over 40 EMTs and paramedics. 40+ EMTs and paramedics
- Texas EMS license 1000961. Texas EMS license 1000961

Service overview
What is ALS ambulance transport?
ALS is for patients who need paramedic-level assessment or care during the trip.
It sits between BLS and MICU. Dispatch confirms the level and trip details.
Common requests
When ALS transport is requested
Common ALS trips, when the care team asks for ALS:
Transfers between facilities
Between hospitals, specialty centers or care facilities.
Hospital discharges
From the hospital to the next destination.
After a procedure
Going back after a procedure.
Long-distance trips
Longer trips beyond Houston.
For healthcare teams
ALS transport for healthcare facilities
Hospitals, ERs, nursing facilities and specialty providers across Greater Houston can request ALS. Dispatch answers 24/7.
Dispatch confirms the pickup, destination, time and level with your team.
For healthcare facilitiesQuestions
Frequently asked questions
What is ALS ambulance transport?
ALS is for patients who need paramedic-level assessment or care during the trip.
Who is on an ALS ambulance crew?
An ALS ambulance has a crew of a paramedic and an EMT.
What is the difference between ALS and BLS transport?
BLS is for patients who need an ambulance stretcher and EMT-level care during the trip. ALS is for patients who need paramedic-level assessment or care during the trip. The patient's doctor or nurse chooses the level. Not sure? Dispatch will help.
What is the difference between ALS and MICU transport?
ALS is for patients who need paramedic-level assessment or care during the trip. MICU is for critical-care patients moving between facilities with intensive-care equipment and staffing.
How is the appropriate level of transport determined?
The patient's care team tells Dispatch which level they need. Questions? Call (713) 791-9000.
How do I request ALS ambulance transport?
Call Dispatch at (713) 791-9000 or send the online request. Dispatch will call you to confirm.
Is Preferred EMS dispatch available 24/7 for ALS transport?
Yes. Dispatch answers 24 hours a day, 7 days a week.
Continue exploring
Other transport services
- Basic Life Support (BLS)Basic life support with two EMTs.
- Mobile Intensive Care (MICU)Critical care with intensive-care equipment.
- Interfacility transportTransfers between hospitals, freestanding ERs, nursing homes and rehab centers.
- Hospital discharge transportAmbulance transport home or to the next care setting.
