Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Mary C Nguyen, O.D.
Optometrist in Mansfield, TX · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1013064609
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Registry record
Entity type Individual (Type 1)
Name Dr. Mary C Nguyen
Credential O.D.
Sex Female
Practice address 1801 Highway 287 N, Mansfield, TX, 76063
Phone (817) 453-2816
Fax (817) 779-3304
Enumeration date Jan 4, 2007
Last updated in NPPES Aug 11, 2026
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD 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 Mary Nguyen practice?
The practice location on file with NPPES is in Mansfield, TX. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mary Nguyen?
The National Provider Identifier (NPI) for Mary Nguyen is 1013064609, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-08-11.