Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Diana Chuong, OD
Optometrist in Philadelphia, PA · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1346643327
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Registry record
Entity type Individual (Type 1)
Name Diana Chuong
Credential OD
Sex Female
Practice address 180 W Girard Ave, 5, Philadelphia, PA, 19123
Phone (215) 554-6222
Fax (215) 554-6200
Enumeration date Oct 3, 2014
Last updated in NPPES Jul 20, 2015
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 Diana Chuong practice?
The practice location on file with NPPES is in Philadelphia, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Diana Chuong?
The National Provider Identifier (NPI) for Diana Chuong is 1346643327, 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 2015-07-20.