NPPES file of Aug 9, 2026

Catherine Luo, OD

Optometrist · Montebello, CA

Catherine Luo, OD is an optometrist with a practice address in Montebello, California, and NPI 1407418304, issued on Jul 1, 2019. Check the license (California 34250TLG, 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
1407418304
Name
Catherine Luo
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
34250TLG CA
Self-reported in NPPES; status is on the state search
Practice location
2156 Montebello Town Ctr, Montebello, CA 90640
Phone
(323) 720-1600
Enumerated
Jul 1, 2019
Record last updated
Jul 1, 2019 (not updated in 7 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 2156 Montebello Town Ctr

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

  1. Jennifer Castillo, ODOptometrist1023423548
  2. Emily Lin, ODOptometrist1225513229
  3. Phoenix Tran, ODOptometrist1558856971
  4. Minette Tsang, ODOptometrist1033940341

Verify Catherine Luo 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 34250TLG
    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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Industry payments in 2024: $75.90

2 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. 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. Catherine Luo$75.90
  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.

Catherine Luo among 8,308 optometrist records in California

Catherine Luo, OD 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 2019, is newer than 81% of them.

  • NPI issued2019 · 81% of these records are older, 16% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 43% of these records are
  • Record last updated2019 · 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).

27 optometrist records list a practice address in Montebello

They are 27 of the 728 NPPES records with a practice address in Montebello, and 8,308 optometrist records in California.

The 8 optometrist records with the nearest ZIP codes

  1. David Duenas, O.D.Montebello, CA 906401750451985
  2. Makkasen Em, ODMontebello, CA 906401205988656
  3. Catherine Huang, O.D.Montebello, CA 906401518976448
  4. Harold Masuda, O.D.Montebello, CA 906401780614545
  5. Todd Mishima, ODMontebello, CA 906401841215365
  6. Thien Nguyen, O.D.Montebello, CA 906401568471373
  7. Evelyn Perez, ODMontebello, CA 906401124101084
  8. David Reynolds, O.D.Montebello, CA 906401255493946

Common questions

What is Catherine Luo, OD's NPI number?

Catherine Luo, OD's National Provider Identifier (NPI) is 1407418304, issued on Jul 1, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Luo, OD located?

The NPPES record lists a practice address at 2156 Montebello Town Ctr, Montebello, CA, 90640. Phone: (323) 720-1600. Providers update this record themselves, so call before visiting.

How can I verify Catherine Luo, OD's license?

NPPES lists California license number 34250TLG, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.