Allergy & Immunology in Orange, CA
14 active Allergy & Immunology providers practice in Orange, California according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.
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| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1770514945 | Alan E. Gorenberg MD, Inc. | Organization | Allergy Physician | Orange, CA |
| 1730115221 | Alan Gorenberg | Individual | Allergy & Immunology Physician | Orange, CA |
| 1588779631 | Chao-I Lin | Individual | Allergy & Immunology Physician | Orange, CA |
| 1518055011 | Donald Levy | Individual | Allergy & Immunology Physician | Orange, CA |
| 1053332155 | Galant and Lin MD'S Inc. | Organization | Allergy & Immunology Physician | Orange, CA |
| 1053532366 | Sarah Field | Individual | Allergy Physician | Orange, CA |
| 1780799809 | Stanley Galant | Individual | Allergy & Immunology Physician | Orange, CA |
| 1932391471 | Wan-Yin Chan | Individual | Allergy & Immunology Physician | Orange, CA |
| 1922065788 | William Harris | Individual | Allergy & Immunology Physician | Orange, CA |
Frequently asked questions
How many Allergy & Immunology providers are in Orange, CA?
The latest NPPES snapshot lists 14 active Allergy & Immunology providers with a practice address in Orange, California.
How do I check a Allergy & Immunology provider's NPI in Orange?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.
Source: CMS NPPES (public data). Snapshot 2026-07-10.