As leaders in their field, Drs. Windom, Ly, Fergeson and Saco specialize in top-notch treatment of allergy, food allergy, asthma, and sinus problems. Windom Allergy patients receive the best care available through comprehensive evaluations, state of the art testing methods, and cutting edge treatments. Along with unparalleled care, we offer flexibility for your busy schedule with early morning appointments at 7:30, late afternoon shots until 6:00 pm on Tuesdays, and monthly Saturday morning food oral immunotherapy hours.