Tactical Combat Casualty Care is broken up into 4 roles of care:

1. The most basic that is taught is All Service Members (ASM) and includes the absolute basics of hemorrhage control and basic recognition of more serious problems.
2. The Combat Lifesaver (CLS) is taught more advanced skills needed to treat the most common causes of preventable death due to traumatic injuries include hemorrhage, from the extremities / junctional areas, tension pneumothorax, and airway trauma or obstruction. identify and treat other associated but not immediately life-threatening injuries.
3. The Combat Medic/Corpsman (CMC) is the first medical provider to care for the casualty in the prehospital environment and is expected to provide more advanced care requiring significantly more medical knowledge and skills.
4. The most advanced role is the Combat Paramedic/Provider (CPP) who are expected to provide the most sophisticated care to keep our wounded warriors alive and get them to definitive care.