NPI Portal NPI Lookup & Verification

Allergy & Immunology in Walnut Creek, CA

20 active Allergy & Immunology providers practice in Walnut Creek, California according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Allergy & Immunology providers in Walnut Creek, CA
NPI Name Type Specialty Location
1871550590 Allergy & Asthma Medical Group of the Bay Area Inc Organization Allergy & Immunology Physician Walnut Creek, CA
1902930753 Allyson Tevrizian Individual Allergy & Immunology Physician Walnut Creek, CA
1316162605 Anthony N. Demeo, MD, Inc. Organization Allergy Physician Walnut Creek, CA
1033111729 Barbara Karpel Individual Allergy & Immunology Physician Walnut Creek, CA
1386786408 Cynthia Ashbrook Individual Allergy & Immunology Physician Walnut Creek, CA
1740282425 David Cook Individual Allergy & Immunology Physician Walnut Creek, CA
1619596152 David Fan Individual Allergy & Immunology Physician Walnut Creek, CA
1558440222 Eric Chen Individual Allergy & Immunology Physician Walnut Creek, CA
1982738712 Fannie Su Individual Allergy & Immunology Physician Walnut Creek, CA
1407148943 Ilisten Jones Individual Allergy & Immunology Physician Walnut Creek, CA
1215920673 Joshua Jacobs Individual Allergy Physician Walnut Creek, CA
1720164536 Karna Gendo Individual Allergy & Immunology Physician Walnut Creek, CA
1013414135 Kelsey Ige Individual Allergy Physician Walnut Creek, CA
1497833594 Linda Schultz Individual Allergy & Immunology Physician Walnut Creek, CA
1922091362 Matthew Lodewick Individual Allergy & Immunology Physician Walnut Creek, CA
1114910551 Nancy Mozelsio Individual Allergy & Immunology Physician Walnut Creek, CA
1023010030 Nathan Schultz Individual Allergy & Immunology Physician Walnut Creek, CA
1861781056 Roy Orden Individual Allergy Physician Walnut Creek, CA
1871556605 Shilpi Anand Individual Allergy Physician Walnut Creek, CA
1073776555 Toral Kamdar Individual Allergy & Immunology Physician Walnut Creek, CA

Frequently asked questions

How many Allergy & Immunology providers are in Walnut Creek, CA?
The latest NPPES snapshot lists 20 active Allergy & Immunology providers with a practice address in Walnut Creek, California.
How do I check a Allergy & Immunology provider's NPI in Walnut Creek?
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.