207K00000X
Allergy & Immunology Clinical & Laboratory Immunology Taxonomy Code 207KI0005X
207KI0005X
Level III - Area of Specialization
300Registered providers
03Medicare specialty
26.0NUCC version
40States & territories
Definition
An allergy and immunology physician who specializes in clinical and laboratory immunology disease management. Source: National Uniform Claim Committee, 2022 Additional Resources: A certification was, but is no longer, issued by the American Board of Allergy and Immunology.
Code Details for 207KI0005X
About Taxonomy Code 207KI0005X
The taxonomy code 207KI0005X identifies Allergy & Immunology Clinical & Laboratory Immunology within the Allopathic & Osteopathic Physicians provider grouping. It is a Level III — Area of Specialization code, the most specific tier: it narrows the parent classification to a defined subspecialty.
NPI records show 300 registered providers whose primary or secondary taxonomy is this code. Of these, 128 (43%) are registered as organizations and 172 (57%) as individual providers. The states with the most allergy & immunology clinical & laboratory immunology providers are California (37), Texas (29), New York (24). For Medicare enrollment, it crosswalks to specialty code 03 (Physician/Allergy/ Immunology).
Taxonomy codes are self-selected by the provider based on their education and training; they describe the provider's type and specialty, not the specific services rendered.
Provider Composition & Statistics
300Total providers
128Organizations 43%
172Individuals 57%
58Female
114Male
Gender is recorded for individual providers only; organizations are not gendered. Source: NPPES, last updated 2026-07-12T00:00:00.
View all 300 providersAllergy & Immunology Clinical & Laboratory Immunology Providers by State
Provider counts by U.S. state and territory. Select a state to open its provider directory.
All states (nationwide)
300
Arizona2California37Colorado7Connecticut7Delaware1District Of Columbia6Florida18Georgia7Illinois4Indiana2Iowa4Kansas3Kentucky1Louisiana9Maine3Maryland9Massachusetts17Michigan9Minnesota7Mississippi2Missouri6Nebraska1Nevada2New Jersey6New Mexico1New York24North Carolina9North Dakota1Ohio3Oklahoma2Oregon10Pennsylvania16Puerto Rico2South Carolina5Tennessee3Texas29Virginia10Washington4West Virginia2Wisconsin8
Frequently Asked Questions
207KI0005X questionsNPPES lists 300 registered providers with this taxonomy code (Allergy & Immunology Clinical & Laboratory Immunology).
Both. About 43% of these providers are registered as organizations and 57% as individuals.
It crosswalks to Medicare specialty code 03 (Physician/Allergy/ Immunology).
It is a Level III - Area of Specialization code in the NUCC Health Care Provider Taxonomy set. As an area of specialization, it falls under the Allergy & Immunology classification (parent code 207K00000X).
Use the "Providers by state" directory on this page to open the list of allergy & immunology clinical & laboratory immunology providers registered in any U.S. state.
Source: National Uniform Claim Committee (NUCC) Health Care Provider Taxonomy code set, Version 26.0. Provider counts from NPPES. See nucc.org.
