Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Alexander Nguyen
Pharmacist in Thornton, CO · enumerated 2016.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1013451236
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Alexander Nguyen
Sex Male
Practice address 3801 E 120th Ave, Thornton, CO, 80233
Phone (303) 451-9470
Fax (303) 450-3427
Enumeration date Dec 6, 2016
Last updated in NPPES Dec 6, 2016
Taxonomy & licenses
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 specialty is Alexander Nguyen?
Alexander Nguyen is registered in NPPES with the primary taxonomy of Pharmacist. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
Other providers at this practice address
Browse all → Dillon Companies LLC Community/Retail Pharmacy · Thornton, CO NPI 1073541165 Andy Lei Pharmacist · Thornton, CO NPI 1922442284 William Irizarry Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Thornton, CO NPI 1982071759 Dillon Companies Inc. Pharmacist · Thornton, CO NPI 1245780998 Yi Wang Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Thornton, CO NPI 1124579081
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-12-06.