Pediatric allergy-immunology is the field of medicine that deals with problems caused by allergies and other disorders of the immune system. A pediatric allergist-immunologist evaluates, diagnoses, and manages disorders of the immune system in infants, children and adolescents. Some conditions that this specialist treats include asthma, rhinitis, eczema, and allergic reactions to drugs, foods and insect bites. Other areas covered by an allergist-immunologist are immune deficiency diseases, problems related to autoimmune diseases, and organ transplantation.

Doctor density varies by specialty and location. The United States has 379 practicing pediatric allergy and immunologists. Broken out by state, pediatric allergy and immunology doctor density in Alabama is 9, in Arizona is 6, in Arkansas is 6, in California is 55, in Colorado is 12, in Connecticut is 12, in Delaware is 2, in District of Columbia is 9, in Florida is 20, in Georgia is 6, in Hawaii is 1, in Illinois is 30, in Indiana is 6, in Iowa is 6, in Kansas is 4, in Kentucky is 4, in Louisiana is 7, in Maine is 2, in Maryland is 17, in Massachusetts is 8, in Michigan is 11, in Minnesota is 9, in Mississippi is 5, in Missouri is 13, in Nebraska is 3, in Nevada is 2, in New Jersey is 13, in New Mexico is 2, in New York is 48, in North Carolina is 10, in North Dakota is 2, in Ohio is 21, in Oklahoma is 1, in Oregon is 1, in Pennsylvania is 27, in Rhode Island is 2, in South Dakota is 1, in Tennessee is 9, in Texas is 35, in Utah is 2, in Vermont is 1, in Virginia is 16, in Washington is 5, in West Virginia is 3, and in Wisconsin is 19.