Dr. David Friedman, MD, is a highly experienced and board-certified allergist and immunologist situated in Oro Valley, Arizona, with over 20 years in the field. He specializes in a wide range of conditions related to allergies and asthma, including but not limited to asthma, allergic rhinitis, and food allergies. Dr. Friedman adopts a proactive and comprehensive approach to treatment, aiming for the best medical outcomes for his patients....