The American College of Osteopathic Emergency Physicians (ACOEP) is a professional organization of emergency medicine

Emergency medicine

Emergency medicine is a medical specialty in which physicians care for patients with acute illnesses or injuries which require immediate medical attention. While not usually providing long-term or continuing care, emergency medicine physicians diagnose a variety of illnesses and undertake acute...

 physician

Physician

A physician is a health care provider who practices the profession of medicine, which is concerned with promoting, maintaining or restoring human health through the study, diagnosis, and treatment of disease, injury and other physical and mental impairments...

s. It was founded in 1975, seven years after the oldest and largest organization, ACEP. Active membership is open only to osteopathic (D.O.) medical physicians who have practiced emergency medicine for the past three years and/or have completed an emergency medicine residency approved by the AOA

American Osteopathic Association

The American Osteopathic Association is the representative member organization for the over 78,000 osteopathic medical physicians in the United States...

 or ACGME

Accreditation Council for Graduate Medical Education

The Accreditation Council for Graduate Medical Education is the body responsible for the accreditation for graduate medical training programs for medical doctors in the United States. It is a non-profit private council that evaluates and accredits medical residency and internship programs...

. Fellows use the designation FACOEP. As of 2008, ACOEP had approximately 3,100 members.