Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Alexander An Quoc Nguyen, MSN, APRN, AGPCNP-BC
Nurse Practitioner in Annandale, VA · enumerated 2022.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1235846213
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Registry record
Entity type Individual (Type 1)
Name Alexander An Quoc Nguyen
Credential MSN, APRN, AGPCNP-BC
Sex Male
Practice address 4208 Evergreen Ln Ste 214, Annandale, VA, 22003
Phone (703) 642-6633
Enumeration date Oct 31, 2022
Last updated in NPPES Oct 31, 2022
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 0024185156 (VA) Primary
APRN · Advanced Practice Registered Nurse: An umbrella credential covering NPs, CRNAs, CNMs, and clinical nurse specialists.
About the APRN 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 Alexander Nguyen practice?
The practice location on file with NPPES is in Annandale, VA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Alexander Nguyen?
The National Provider Identifier (NPI) for Alexander Nguyen is 1235846213, 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 2022-10-31.