Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Diem Lan T Nguyen, PHARM. D
Pharmacist in Woodbridge, VA · enumerated 2008.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1225289531
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Registry record
Entity type Individual (Type 1)
Name Diem Lan T Nguyen
Credential PHARM. D
Sex Female
Practice address 13876 Langstone Dr, Woodbridge, VA, 22193
Phone (703) 583-3633
Enumeration date Oct 6, 2008
Last updated in NPPES Oct 6, 2008
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
Where does Diem Lan Nguyen practice?
The practice location on file with NPPES is in Woodbridge, VA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Diem Lan Nguyen?
The National Provider Identifier (NPI) for Diem Lan Nguyen is 1225289531, 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 2008-10-06.