Programs, which may be available on a 24-hour basis, that provide walk-in treatment services for people who have minor illnesses or injuries. Urgent care centers serve as an alternative to hospital emergency departments for episodic care that can not be delayed until an appointment at a physician's office is available; and are often equipped to provide services not generally available in primary care physician offices, e.g., have x-ray facilities that allow for treatment of minor fractures and foreign bodies such as nail gun injuries and/or minor care trauma rooms that facilitate the repair of minor and moderate to severe lacerations that can be treated in an urgent care center.

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 have special expertise in treating individuals from infancy through young adulthood with musculoskeletal problems that affect the extremities, spine and associated structures.

Programs that are staffed by specialists who provide comprehensive preventive, diagnostic and treatment services for people who have injuries or illnesses that were caused by participation in an athletic event or other recreational activity.

Programs that are staffed by physicians who have special expertise in the care of the musculoskeletal system including the bones, joints, muscles, associated nerves, arteries and the overlying skin. Much of the orthopedic surgeon's practice involves the performance of surgical procedures, but many conditions are treated medically or physically through the use of braces, casts, splints or physical therapy. Orthopedic surgeons provide care for a wide variety of problems that may be present at birth, or develop at any time during the person's lifetime including congenital deformities, trauma, infections, tumors, degenerative conditions, and metabolic disturbances that fall into the category of musculoskeletal abnormalities. Orthopedics may also involve the treatment of secondary muscular problems in patients who suffer from various central or peripheral nervous system lesions such as cerebral palsy, paraplegia or stroke.

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

Diseases or conditions which impair the musculoskeletal system including the skeleton, joints, muscles, fascia and other supporting structures such as the ligaments and cartilage.