NUCC taxonomy code
207KA0200X - Allergy Physician
207KA0200X is the NUCC provider taxonomy code for Allergy Physician, a specialization within Allergy & Immunology (individual providers). 1,658 providers in our latest NPPES snapshot list it as their primary taxonomy.
1,658
providers · primary taxonomy
Code breakdown
Taxonomy code 207KA0200X
Display name Allergy Physician
Grouping Allopathic & Osteopathic Physicians
Classification Allergy & Immunology
Specialization Allergy
Section Individual
Directory Allergy & Immunology provider directory
Definition
A physician who specializes in the diagnosis, treatment, and management of allergies.
Definition from the NUCC Health Care Provider Taxonomy code set.
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Related taxonomy codes
207K00000X Allergy & Immunology Physician 207KI0005X Clinical & Laboratory Immunology (Allergy & Immunology) Physician (Allergy & Immunology) 207L00000X Anesthesiology Physician 207LA0401X Addiction Medicine (Anesthesiology) Physician (Anesthesiology) 207LC0200X Critical Care Medicine (Anesthesiology) Physician (Anesthesiology) 207LH0002X Hospice and Palliative Medicine (Anesthesiology) Physician (Anesthesiology) 207LP2900X Pain Medicine (Anesthesiology) Physician (Anesthesiology) 207LP3000X Pediatric Anesthesiology Physician (Anesthesiology)
Frequently asked questions
What does taxonomy code 207KA0200X mean?
207KA0200X is the NUCC Health Care Provider Taxonomy code for Allergy Physician, a specialization of Allergy & Immunology in the "Allopathic & Osteopathic Physicians" grouping. It classifies individual providers.
Where is the taxonomy code used?
Providers select a taxonomy code when applying for an NPI, and it appears on insurance claims (CMS-1500 box 33b / 837 electronic claims) to identify the provider's classification. Payers may require the taxonomy that matches your credential and license.
How do I find providers with taxonomy 207KA0200X?
Browse the Allergy & Immunology directory, or use the NPI search and filter by state.
Source: CMS NPPES (public data). Snapshot 2026-07-13.