Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Diana Tannous

Pharmacist in Encinitas, CA · enumerated 2022 · practices at Walgreen Co..

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1073221594

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Registry record

Entity type Individual (Type 1)

Name Dr. Diana Tannous

Sex Female

Practice address 1320 Encinitas Blvd, Encinitas, CA, 92024

Phone (760) 942-2018

Enumeration date Nov 14, 2022

Last updated in NPPES Dec 29, 2022

Taxonomy & licenses

183500000X Pharmacist Pharmacy Service Providers · License 87251 (CA) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Diana Tannous?

The National Provider Identifier (NPI) for Diana Tannous is 1073221594, a Type 1 (individual) record in the CMS NPPES registry.

Where does Diana Tannous practice?

The practice location on file with NPPES is in Encinitas, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Walgreen Co. Pharmacy · Encinitas, CA NPI 1083941637 Kristen Conlon Pharmacist · Encinitas, CA NPI 1548541808 Carol Zinke Pharmacist · Encinitas, CA NPI 1922380625 Agneta Selhagen Cowing Pharmacist · Encinitas, CA NPI 1831513589 Theresa Marie Monsalud Pharmacist · Encinitas, CA NPI 1720406192

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-12-29.