Foundations of EMS Systems, Third Edition is an introductory text in the Fire and Emergency Services Higher Education (FESHE) emergency medical services (EMS) series. It provides an overview for students, administrators, government officials, and others who need to know about the emergency medical services system. Because EMS is both an evolving system and a technical field, change is constantly occurring both in the clinical aspects of patient care and in the delivery of EMS services. This change has been evident in EMS over the past few years as a result of the significant changes in the scope of practice and education of EMS providers. The Third Edition has been completely updated to include the latest information on the following: Significant developments in EMS of the last decade. Reimbursement for EMS services as the result of the Affordable Care Act. Federal legislation and federal agency activity related to EMS. Changes in disaster response, with a special emphasis on NIMS integration. The expanding role of prehospital providers as an integrated part of the health care system including the role of the community paramedic..