Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Ngoc Diep Nguyen
Pharmacist in Norwalk, CA · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1215465828
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Ms. Ngoc Diep Nguyen
Sex Female
Practice address 11401 Bloomfield Ave, Norwalk, CA, 90650
Phone (562) 561-5446
Enumeration date May 25, 2017
Last updated in NPPES May 25, 2017
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 is the NPI number for Ngoc Nguyen?
The National Provider Identifier (NPI) for Ngoc Nguyen is 1215465828, a Type 1 (individual) record in the CMS NPPES registry.
Where does Ngoc Nguyen practice?
The practice location on file with NPPES is in Norwalk, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Department of State Hospitals Psychiatric Hospital · Norwalk, CA NPI 1265406565 Thein Han Psychiatry Physician · Norwalk, CA NPI 1760457808 Jeou Lai Psychiatry Physician · Norwalk, CA NPI 1265495477 Niza Uy-Uyan General Practice Physician · Norwalk, CA NPI 1710933254 Stanley Toy Ophthalmology Physician · Norwalk, CA NPI 1255388187 Kate De La Rosa Psychologist · Norwalk, CA NPI 1235186172 Chengxin Yang Psychiatry Physician · Norwalk, CA NPI 1659312551 Socorro Hermelle Manzanilla Psychiatry Physician · Norwalk, CA NPI 1578505806
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-05-25.