NPPES file of Aug 9, 2026

Christine Hoang Trang Truong, O.D.

Optometrist · Tustin, CA

Christine Hoang Trang Truong, O.D. is an optometrist with a practice address in Tustin, California, and NPI 1487092581, issued on Jun 11, 2013. Check the license (California 14638, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487092581
Name
Christine Hoang Trang Truong
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
14638 CA
Self-reported in NPPES; status is on the state search
Practice location
2521 Michelle Dr, Tustin, CA 92780
Phone
(888) 988-2800
Enumerated
Jun 11, 2013
Record last updated
Dec 6, 2021 (not updated in 5 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2521 Michelle Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Grace Chang Broderick, M.D.Internal Medicine Physician1548525264
  2. Elizabeth Chung, O.D.Optometrist1407011273
  3. Linh KamikawaPharmacist1902345887
  4. Ana LamadridPharmacist1215475264
  5. Natasha Mitchell, ODOptometrist1033884358
  6. Mary Ruppert, D.O.Family Medicine Physician1346372026

Verify Christine Hoang Trang Truong in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 14638
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

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9% more Medicare Part D claims than the average optometrist in 2024

303 Medicare Part D claims for 73 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Christine Truong303
  2. Specialty average277

Most prescribed

  1. Latanoprost200 claims
  2. Cyclosporine24 claims
  3. Fluorometholone19 claims
  4. Dorzolamide-Timolol17 claims
  5. Neomycin-Polymyxin-Dexameth13 claims
  6. Prednisolone Acetate12 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.

Industry payments in 2024: $89.98

1 payment: food and beverage; the largest payer was Lkc Technologies, Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christine Truong$89.98
  2. Specialty average$769.99

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Christine Hoang Trang Truong among 8,308 optometrist records in California

Christine Hoang Trang Truong, 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 2013, is newer than 66% of them.

  • NPI issued2013 · 66% of these records are older, 32% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 43% of these records are
  • 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.

The 8 optometrist records with the nearest ZIP codes

  1. Ghezal Abdali, O.D.Tustin, CA 927801770688640
  2. Lowell Booth, ODTustin, CA 927801750361424
  3. Brett Bowman, O.D.Tustin, CA 927801053464818
  4. Cynthia Broady, O.D.Tustin, CA 927801154452118
  5. Darren Brown, O.D.Tustin, CA 927801073562740
  6. Susan Brown, O.D.Tustin, CA 927801124179361
  7. Elizabeth Chung, O.D.Tustin, CA 927801407011273
  8. Vy Duong, O.D.Tustin, CA 927801326103276

Common questions

What is Christine Hoang Trang Truong, O.D.'s NPI number?

Christine Hoang Trang Truong, O.D.'s National Provider Identifier (NPI) is 1487092581, issued on Jun 11, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Christine Hoang Trang Truong, O.D. located?

The NPPES record lists a practice address at 2521 Michelle Dr, Tustin, CA, 92780. Phone: (888) 988-2800. Providers update this record themselves, so call before visiting.

How can I verify Christine Hoang Trang Truong, O.D.'s license?

NPPES lists California license number 14638, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Christine Hoang Trang Truong, O.D. prescribe under Medicare Part D?

In 2024, Christine Hoang Trang Truong, O.D. had 303 Medicare Part D claims for 73 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.