Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Elizabeth K Chung, O.D.
Optometrist in Tustin, CA · enumerated 2008.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1407011273
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Registry record
Entity type Individual (Type 1)
Name Elizabeth K Chung
Credential O.D.
Sex Female
Practice address 2521 Michelle Dr, Tustin, CA, 92780
Phone (714) 430-2686
Enumeration date Jul 22, 2008
Last updated in NPPES Nov 29, 2021
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 Elizabeth Chung practice?
The practice location on file with NPPES is in Tustin, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Elizabeth Chung?
The National Provider Identifier (NPI) for Elizabeth Chung is 1407011273, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Mary Ruppert Family Medicine Physician · Tustin, CA NPI 1346372026 Grace Chang Broderick Internal Medicine Physician · Tustin, CA NPI 1548525264 Christine Truong Optometrist · Tustin, CA NPI 1487092581 Ana Lamadrid Pharmacist · Tustin, CA NPI 1215475264 Linh Kamikawa Pharmacist · Tustin, CA NPI 1902345887 Natasha Mitchell Optometrist · Tustin, CA NPI 1033884358
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-11-29.