Established in 1968, Cigna Medical Group is one of the leading multispecialty group practices in the United States. The center offers treatment for various diseases, such as abrasions, allergies, arthritis, asthma and backache. Located in Phoenix, Ariz., it provides vaccinations for hepatitis and polio. Cigna Medical Group conducts screenings, such as mono test, UA - dip test, rapid strep test and Glucose Accucheck. It accepts Cigna, Phoenix Health Plan and other insurance plans. The center is one of the leading specialty groups with over 30 health care centers.