Dr. Bubak is certified by the American Board of Allergy and Immunology to care for adults and children with asthma and allergies. He has been active in allergy research and education with special emphasis on new allergy testing and treatment methods. A South Dakota native, his medical degree is from the University of South Dakota School of Medicine, with Allergy and Internal Medicine fellowships at the Mayo Clinic.

Julie F. Nielsen, PA-C is a certified Physician Assistant with additional specialty training in Allergy and Asthma care. Mrs. Nielsen sees both children and adults with allergy and asthma problems. She is a native of South Dakota and graduated from the Physician Assistant Studies Program at the University of South Dakota School of Medicine.