The American College of Emergency Physicians (ACEP) is a professional organization representing more than 38,000 emergency physicians, emergency medicine residents and medical students. ACEP promotes high-quality emergency care and is the leading advocate for emergency physicians, their patients and the public.

ACEP strives to advance emergency medicine through funding research, development of evidence-based clinical policies, providing public education and disaster preparedness, providing industry-leading continuing medical education through conferences, online training, new magazines and professional reference and publishing Annals of Emergency Medicine, a leading peer-reviewed scientific journal. The group also advocates on a state and local level for regulations related to emergency room care.