Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Man Thanh Nguyen, RN
Registered Nurse in San Marcos, CA · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1164012753
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Registry record
Entity type Individual (Type 1)
Name Man Thanh Nguyen
Credential RN
Sex Male
Practice address 1975 White Oak Ct, San Marcos, CA, 92078
Phone (626) 376-5504
Enumeration date Jan 19, 2021
Last updated in NPPES Jan 19, 2021
Taxonomy & licenses
RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam.
About the RN 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 Man Nguyen practice?
The practice location on file with NPPES is in San Marcos, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Man Nguyen?
The National Provider Identifier (NPI) for Man Nguyen is 1164012753, 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 2021-01-19.