He is board-certified in internal medicine and allergy and clinical immunology.He has a specialty practice limited to allergy and clinical immunology and sees adult and pediatric patients. Dr. Hsieh currently has conducted research funded by the National Institutes of Health and was previously funded by the Howard Hughes Medical Institute. His work has been recognized by the American Academy of Allergy, Asthma, and Immunology Respiratory Diseases Research Award and the Glaxo-Wellcome Allergy Fellowship Award. Education & Professional Highlights