Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Diep N Nguyen, PHARMD
Pharmacist in Vallejo, CA · enumerated 2010.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1619271012
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Registry record
Entity type Individual (Type 1)
Name Dr. Diep N Nguyen
Credential PHARMD
Sex Female
Practice address 1761 Broadway St Ste 209, Vallejo, CA, 94589
Phone (707) 645-2531
Fax (707) 645-2530
Enumeration date Dec 29, 2010
Last updated in NPPES Dec 29, 2010
Taxonomy & licenses
PHARMD · Doctor of Pharmacy: A licensed pharmacist with a professional doctorate in pharmacy.
About the PHARMD credential
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.
Frequently asked questions
What is the NPI number for Diep Nguyen?
The National Provider Identifier (NPI) for Diep Nguyen is 1619271012, a Type 1 (individual) record in the CMS NPPES registry.
Where does Diep Nguyen practice?
The practice location on file with NPPES is in Vallejo, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-12-29.