Treat your Allergies; Resolve your Symptoms! Midwest Allergy & Asthma, a division of Midwest Ear, Nose & Throat, is conveniently located in Burnsville, Eagan, and Vadnais Heights. Our highly trained allergists focus on the treatment of allergies and asthma. Dr. Cherie Zachary, Dr. John Moore and Dr. Joshua Dorn along with the MWAA team work to resolve your symptoms through the treatment of your allergies. There is no need for you to suffer through another allergy season!