Elizabeth K. Chung, O.D.
Optometrist · Tustin, CA
Elizabeth K. Chung, O.D. is an optometrist with a practice address in Tustin, California, and NPI 1407011273, issued on Jul 22, 2008. Check the license (California 13567 TLG, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Elizabeth K. Chung
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 13567 TLG CA
Self-reported in NPPES; status is on the state search - Practice location
- 2521 Michelle Dr, Tustin, CA 92780
- Phone
- (714) 430-2686
- Enumerated
- Jul 22, 2008
- Record last updated
- Nov 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20111115000296); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 2521 Michelle Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Grace Chang Broderick, M.D.Internal Medicine Physician1548525264
- Linh KamikawaPharmacist1902345887
- Ana LamadridPharmacist1215475264
- Natasha Mitchell, ODOptometrist1033884358
- Mary Ruppert, D.O.Family Medicine Physician1346372026
- Christine Truong, O.D.Optometrist1487092581
Verify Elizabeth K. Chung in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 13567 TLGCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average optometrist in 2024
640 Medicare Part D claims for 225 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 80% of claims.
Most prescribed
- Cyclosporine497 claims
- Latanoprost84 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupMission Viejo, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Elizabeth K. Chung among 8,308 optometrist records in California
Elizabeth K. Chung, O.D. is one of 8,308 optometrist records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 54% of them.
- NPI issued2008 · 54% of these records are older, 43% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated2008 · median 2008 among the 3,573 with a school on file
- Record last updated2021 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
33 optometrist records list a practice address in Tustin
They are 33 of the 2,221 NPPES records with a practice address in Tustin, and 8,308 optometrist records in California.
All 8,308 in California → Every provider in Tustin → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Ghezal Abdali, O.D.Tustin, CA 927801770688640
- Lowell Booth, ODTustin, CA 927801750361424
- Brett Bowman, O.D.Tustin, CA 927801053464818
- Cynthia Broady, O.D.Tustin, CA 927801154452118
- Darren Brown, O.D.Tustin, CA 927801073562740
- Susan Brown, O.D.Tustin, CA 927801124179361
- Vy Duong, O.D.Tustin, CA 927801326103276
- Helene Leang, O.D.Tustin, CA 927801730220989
Common questions
What is Elizabeth K. Chung, O.D.'s NPI number?
Elizabeth K. Chung, O.D.'s National Provider Identifier (NPI) is 1407011273, issued on Jul 22, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Elizabeth K. Chung, O.D. located?
The NPPES record lists a practice address at 2521 Michelle Dr, Tustin, CA, 92780. Phone: (714) 430-2686. Providers update this record themselves, so call before visiting.
How can I verify Elizabeth K. Chung, O.D.'s license?
NPPES lists California license number 13567 TLG, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Elizabeth K. Chung, O.D. prescribe under Medicare Part D?
In 2024, Elizabeth K. Chung, O.D. had 640 Medicare Part D claims for 225 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.