NPI Portal NPI Lookup & Verification

Allergy & Immunology in Warwick, RI

6 active Allergy & Immunology providers practice in Warwick, Rhode Island according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Allergy & Immunology providers in Warwick, RI
NPI Name Type Specialty Location
1497934350 Allergy and Asthma Associates, Inc. Organization Allergy Physician Warwick, RI
1508992694 Asthma & Allergy Physicians of Rhode Island Inc Organization Allergy Physician Warwick, RI
1093711830 David Katzen Individual Allergy Physician Warwick, RI
1629199856 Graham J. Newstead M.D., Inc. Organization Allergy & Immunology Physician Warwick, RI
1720109986 Graham Newstead Individual Allergy & Immunology Physician Warwick, RI
1629143920 Tollgate Allergy & Asthma Organization Allergy & Immunology Physician Warwick, RI

Frequently asked questions

How many Allergy & Immunology providers are in Warwick, RI?
The latest NPPES snapshot lists 6 active Allergy & Immunology providers with a practice address in Warwick, Rhode Island.
How do I check a Allergy & Immunology provider's NPI in Warwick?
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.