3,919 Allergy & Immunology providers practice across all 50 states and Washington DC, and 64% received drug or device company payments in 2025. California has the most at 447. Listings are drawn from federal public records and are not endorsements.
Industry payment share ranges from 81% in Louisiana to 32% in Minnesota, among states with 25 or more providers.
Patients often search by condition rather than specialty. These are conditions typically managed by Allergy & Immunology providers. Individual practices vary, so confirm with the provider before booking.
There are 3,919 Allergy & Immunology providers with active NPI records across all 50 states and Washington DC, according to federal NPPES data refreshed monthly. California has the most at 447.
2,489 of 3,919 Allergy & Immunology providers nationally (64%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program. The share is highest in Louisiana at 81% and lowest in Minnesota at 32%.
Allergy & Immunology providers commonly treat seasonal allergies, food allergies, asthma, eczema, chronic hives and related conditions. Individual practices vary.
Provider counts come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
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