Allergy & Immunology in Rockford, IL
6 active Allergy & Immunology providers practice in Rockford, Illinois 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 |
|---|---|---|---|---|
| 1376586206 | Board of Trustees of the University of Illinois | Organization | Allergy & Immunology Physician | Rockford, IL |
| 1356321244 | Charles Frey | Individual | Allergy & Immunology Physician | Rockford, IL |
| 1770563660 | Chester Mellies | Individual | Allergy & Immunology Physician | Rockford, IL |
| 1578674834 | Fatima Mohiuddin | Individual | Allergy & Immunology Physician | Rockford, IL |
| 1356487904 | Marisha Cook | Individual | Allergy Physician | Rockford, IL |
| 1699968263 | Saint Anthony Medical Center | Organization | Allergy & Immunology Physician | Rockford, IL |
Frequently asked questions
How many Allergy & Immunology providers are in Rockford, IL?
The latest NPPES snapshot lists 6 active Allergy & Immunology providers with a practice address in Rockford, Illinois.
How do I check a Allergy & Immunology provider's NPI in Rockford?
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 2026-07-11.