Prairie Sinus Ear and Allergy Share: Health Care Professionals Prairie Sinus Ear and Allergy Visit Website Request Info 3000 N 14th Street, 3rd Floor Bismarck, ND 58503 (701) 805-8057 (701) 751-3168 (fax) About Map About State of the art care, excellence, & warm family atmosphere will be provided to patients at our practice. We specialize in surgery & care of patients with sinus disease, allergy, & hearing disorders. What's Nearby? Distance: 5 10 15 20 25 50 mi.