NPPES file of Aug 9, 2026

Yen Sou, OD

Optometrist · Moreno Valley, CA

Yen Sou, OD is an optometrist with a practice address in Moreno Valley, California, and NPI 1649823436, issued on Jul 20, 2019. Check the license (California 34732TLG, 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
1649823436
Name
Yen Sou
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License numbers
34732TLG CA
4472AT OR
Self-reported in NPPES; status is on the state search
Practice location
12625 Frederick St Ste B10, Moreno Valley, CA 92553
Phone
(951) 571-2192
Enumerated
Jul 20, 2019
Record last updated
Oct 27, 2023
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 12625 Frederick St Ste B10

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

  1. Cody Alvarado, ODOptometrist1992354849
  2. Tracy VoongOptometrist1376424804

Verify Yen Sou 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 34732TLG
    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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96% fewer Medicare Part D claims than the average optometrist in 2024

11 Medicare Part D claims, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Yen Sou11
  2. Specialty average277

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.

Yen Sou among 8,308 optometrist records in California

Yen Sou, 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 updated2023 · 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).

Optometrist providers in California

There are 8,308 optometrist records in California.

The 8 optometrist records with the nearest ZIP codes

  1. Cody Alvarado, ODMoreno Valley, CA 925531992354849
  2. Leah Bradley, ODMoreno Valley, CA 925531497236293
  3. Lynsie Chu, ODMoreno Valley, CA 925531295384980
  4. Ethan Clayton, O.D.Moreno Valley, CA 925531629130257
  5. William Dorrance, ODMoreno Valley, CA 925531154317733
  6. Esther Lin, ODMoreno Valley, CA 925531396223285
  7. Alexis Mendez, ODMoreno Valley, CA 925531184215543
  8. Henry Nguyen, O.D.Moreno Valley, CA 925531740202746

Common questions

What is Yen Sou, OD's NPI number?

Yen Sou, OD's National Provider Identifier (NPI) is 1649823436, issued on Jul 20, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Yen Sou, OD located?

The NPPES record lists a practice address at 12625 Frederick St Ste B10, Moreno Valley, CA, 92553. Phone: (951) 571-2192. Providers update this record themselves, so call before visiting.

How can I verify Yen Sou, OD's license?

NPPES lists California license number 34732TLG, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Yen Sou, OD prescribe under Medicare Part D?

In 2024, Yen Sou, OD had 11 Medicare Part D claims; 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.