As an excellent board-certified and fellowship-trained allergy and asthma specialist for both children and adults, Dr. Applebaum begins your treatment with a thorough exploration of your symptoms, their cause & the most effective course of treatment for them. As an excellent board-certified and fellowship-trained allergy and asthma specialist, Dr. Applebaum begins your treatment with a thorough exploration of your symptoms, their cause, and the most effective course of treatment for them.