Dr. Bradley Becker treats children with asthma, nasal and eye allergies, eczema, food allergies, eosinophilic esophagitis (EoE), food protein-induced enterocolitis syndrome (FPIES), severe allergic reactions and recurrent sinusitis. In addition, he treats allergies to drugs, insects, and latex, and evaluates children for immune deficiencies. Dr. Becker is involved in research in food allergy and asthma, eosinophilic esophagitis and primary immune deficiency disorders.

He is a professor in the Department of Pediatrics, Division of Allergy and Immunology, at Saint Louis University School of Medicine.

Dr. Becker is a fellow of the American Academy of Allergy, Asthma and Immunology, the American College of Asthma, Allergy, and Immunology, and the American Academy of Pediatrics. He is a member of the World Allergy Organization and American Partnership for Eosinophilic Disorders. He volunteers with the Asthma and Allergy Foundation of America, St. Louis chapter.

Dr. Becker suffered from asthma and food allergies as a child.