John A. Johnson D.O.
Physician, AAAAI and ACAAI
Dr. Johnson is a board-certified allergist and immunologist. He is an attending physician at the Allergy & Asthma Centers of Cape Cod. In addition, Dr. Johnson maintains a clinical appointment at the Cleveland Clinic Foundation serving patients in Northeast Ohio.
Dr. Johnson graduated magna cum laude with a bachelors degree from the honors program at Syracuse University. He earned his medical degree from the University of New England College of Osteopathic Medicine. After training as an internist at Saint Vincent Hospital, he attended fellowship at the Case Western Reserve University – School of Medicine.Peanut oral immunotherapy (OIT) was incorporated into his allergy fellowship, which provided over a year of experience in peanut OIT during that time. Further, Dr. Johnson was the first to diagnose green tea-induced anaphylaxis as well as pumpkin seed-induced anaphylaxis. He also diagnosed the first, laboratory confirmed case of Zika virus in the state of Massachusetts.Dr. Johnson has 17 peer reviewed publications with a majority being published in Annals of Allergy, Asthma & Immunology. He recently published a book chapter on asthma, and served as a clinical investigator in several replacement immunoglobulin studies. He has delivered 8 invited presentations to peers, including two at national conferences and an international presentation on anaphylaxis to consulates representing countries throughout the world, which was recognized with a commendation from the State of New Hampshire Governor for advancing the field of allergy & immunology.Being awarded a grant from the American Heart Association during college ignited Dr. Johnson’s passion for research. His research focused on tissue-engineered, replacement heart valves for children at Boston Children’s Hospital in collaboration with Harvard Medical School and Massachusetts Institute of Technology. His contributions were published in Circulation, the premiere cardiology research journal. Subsequently, at the University of Central Florida - College of Medicine, his research on Huntington’s Disease was published on the cover of Nature Medicine.Dr. Johnson holds memberships in the American Academy of Allergy, Asthma, and Immunology, American College of Allergy, Asthma, and Immunology, the New England Society of Allergy, American Association of Immunologists, Clinical Immunology Society, Society for Pediatric Dermatology, and American Contact Dermatitis Society.