The American Academy of Family Physicians (AAFP) is one of the largest medical organizations and represents more than 115,900 family physicians, family medicine residents, and medical students. It works to influence and shape healthcare policy through interactions with government, the public, business, and the healthcare industry. It provides expertise to members through research, evidence-based clinical guidelines, and public health interventions to improve the health status of their patients, families, and communities. It assists member practices to transform into and sustain designation as patient-centered medical homes.