Dr. Grayson graduated with a B.A. from Knox College in Galesburg, IL before attending the University of Chicago, Pritzker School of Medicine, from which he received his medical degree in 1993. After completing an internal medicine residency at the Hospital of the University of Pennsylvania, he undertook his allergy/immunology fellowship at Johns Hopkins University. Upon completion of his fellowship in 1998 he joined the faculty of Washington Univ. School of Medicine. Dr. Grayson was a faculty member in the division of Allergy and Immunology at Washington University until 2008, when he left St. Louis to take a position as an Associate Professor at the Medical College of Wisconsin (Milwaukee, WI). Dr. Grayson is currently an Associate Professor of Pediatrics, Medicine, Microbiology and Molecular Genetics at the Medical College of Wisconsin.
In terms of community involvement, while in St. Louis, Dr. Grayson was a member of the St. Louis Asthma Consortium, having served as Secretary/Treasurer for the group, as well as Chair of the Best Practices Committee. He has served on the Board of Directors of the St. Louis Chapter of the Asthma and Allergy Foundation of America, and was a member of the Asthma Education Committee and Community Initiatives Committee of the American Lung Association of Eastern Missouri. Dr. Grayson is on the Board of Directors of the national Asthma and Allergy Foundation of America. He is also co-director of the Infection, Inflammation and Immunity research unit of the Children’s Research Institute of the Children’s Hospital of Wisconsin.
Dr. Grayson has been the recipient of several National Institutes of Health research grants, and oversees an active laboratory studying the role that viral infections play in the development of allergic disease. He has published over 45 peer-reviewed articles, and has trained 11 post-doctoral or clinical research fellows. He is a board certified diplomate of the American Board of Allergy and Immunology, and is an active fellow of the American Academy of Allergy, Asthma, and Immunology, as well as the American College of Allergy, Asthma, and Immunology. He serves as an Associate Editor of the Annals of Allergy, Asthma, and Immunology, and is an Associate Editor of the Journal of Immunology. He recently completed a term on the editorial board of the Journal of Allergy and Clinical Immunology. Dr. Grayson has served on numerous study sections for the National Institutes of Health, is a member of the Collegium Internationale Allergologicum, the allergy research honorary society, and has just been elected to the American Society for Clinical Investigation. Dr. Grayson has also been named a “Best Doctor in America”, as well as being selected as one of “America’s Top Physicians” and a “Top Allergist/Immunologist”. His clinical interests are primarily asthma, allergic rhinitis, food allergy, and anaphylaxis.