Programs that are staffed by specialists in the field of medicine that is concerned with the total health of the individual within the home environment and in the community. Practitioners of family and community medicine provide comprehensive medical care including preventive services with particular emphasis on the family unit, in which the physician's continuing responsibility for health care is not limited by the patient's age or gender, nor by a particular organ system or disease entity.

Programs that are staffed by specialists who provide comprehensive preventive, diagnostic and treatment services for individuals who have diseases or injuries which affect the internal organs and require nonsurgical intervention. General internists provide continuing comprehensive care for common and complex multisystem illnesses in ambulatory care as well as hospital settings. Internists often function as primary care physicians who are the patient's initial point of contact with the health care system and who assume ongoing responsibility for maintaining the health of their patients and for providing treatment in case of illness including consultation with specialists when required.

Programs that are staffed by specialists who provide comprehensive preventive, diagnostic and treatment services that focus on women's reproductive health and care for women during pregnancy, childbirth and the period immediately following childbirth as well as the health of the fetus.

Programs that are staffed by specialists who are concerned with the physical, emotional and social health of infants, children and adolescents from birth to young adulthood. Pediatricians have advanced training in the biological, social and environmental factors that have an influence on a developing child and have expertise in diagnosing and treating the acute and chronic diseases that are common to individuals in this age range.

Individuals who are generally between the ages of 18 and 25 depending on the ages that specific programs use for qualification.

Individuals, usually from infancy through young adulthood, who are ill and are receiving inpatient or outpatient care. Also included are children who have no demonstrable illness but are being investigated for signs of pathology such as altered blood chemical values or physical changes such as asymptomatic cardiovascular abnormalities.