Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Susan Tuyet Diep, RPH
Pharmacist in Oakland, CA · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1083138093
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Registry record
Entity type Individual (Type 1)
Name Susan Tuyet Diep
Credential RPH
Sex Female
Practice address 1389 Jefferson St, C410, Oakland, CA, 94612
Phone (626) 400-9094
Enumeration date Aug 1, 2017
Last updated in NPPES Aug 1, 2017
Taxonomy & licenses
RPH · Registered Pharmacist: A licensed pharmacist registered with a state board of pharmacy.
About the RPH 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
Where does Susan Diep practice?
The practice location on file with NPPES is in Oakland, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Susan Diep?
The National Provider Identifier (NPI) for Susan Diep is 1083138093, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-08-01.