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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

DIANA XUAN CAO PHARMD
NPI 1689588212
Pharmacist - Cardiology in Fullerton, CA

Active since September 30, 2026
2575 YORBA LINDA BLVD, FULLERTON, CA 92831(714) 449-7400 Get Directions Write a Review

NPPES record added: September 30, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Diana Xuan Cao Pharmd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DIANA XUAN CAO PHARMD (NPI 1689588212) is an individual cardiology provider in Fullerton, California, licensed in California (62923) and active in the NPI registry since September 2026.

NPPES Registry Identity

NPI1689588212
Entity TypeIndividualFemale
Primary Taxonomy1835C0206X
Provider Legal NameDIANA XUAN CAOCredential: PHARMD
Location Address2575 YORBA LINDA BLVDFullerton, CA 92831-1699
Mailing Address2575 Yorba Linda BlvdFullerton, CA 92831-1699
Phone(714) 449-7400
Sole ProprietorNo
Enumeration DateSeptember 30, 2026
NPPES CertifiedSeptember 30, 2026
✔ NPI 1689588212 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacist · CardiologyPharmacy Service Providers
Taxonomy Code1835C0206X
License✔ Licensed in CA · 62923
Definition
A licensed pharmacist who has demonstrated specialized knowledge and skill in direct patient care to ensure safe and effective use of medications in patients with cardiovascular disease, as members of interprofessional health care teams.
2575 YORBA LINDA BLVD, Fullerton, CA 92831
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RACHEL JONES
Physician Assistant (Medical)
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (714) 449-7400
ONELKA DEVHARA DUNSFORD
Student in an Organized Health Care Education/Training Program
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (714) 449-7400
HANNAH HAHN
Physician Assistant
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (714) 449-7400
AMY WU
Physician Assistant
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (213) 550-7936
CASSIDY SPILLETT
Student in an Organized Health Care Education/Training Program
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (714) 449-7400
DR. REGINA SEEN WON GARRIOTT O.D.
Optometrist
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (714) 992-7870
GUADALUPE VEGA
Student in an Organized Health Care Education/Training Program
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (714) 449-7400
RILEY BENNYWORTH
Student in an Organized Health Care Education/Training Program
2575 YORBA LINDA BLVD
FULLERTON, CA 92831
Orange County (714) 449-7400

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Diana Cao's NPI number?

The NPI number for Diana Cao is 1689588212. It was assigned to this individual provider in the NPPES registry on September 30, 2026.

Where is Diana Cao located?

Diana Cao practices at 2575 Yorba Linda Blvd, Fullerton, CA 92831. The listed phone number is (714) 449-7400.

What is Diana Cao's specialty?

The primary specialty registered for this NPI is Pharmacist, specializing in Cardiology, with taxonomy code 1835C0206X.

When was this NPI record last updated?

The NPPES record for Diana Cao was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.