Find National Provider Identifier (NPI) Number of Allergy & Immunology Doctors in Crystal Lake. NPI is a 10-digit identification number which is issued to health care providers by the Centers for Medicare and Medicaid Services (CMS) in the United States (US). You can also find mailing address, contact information and other necessary information of all Allergy & Immunology Doctors in Crystal Lake.

Definition of Allergy & Immunology - An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.
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