NPPES file of Aug 9, 2026

Kuei-Yu Chang, O.D.

Optometrist · Irvine, CA

Kuei-Yu Chang, O.D. is an optometrist with a practice address in Irvine, California, and NPI 1962758706, issued on Jul 30, 2012. Check the license (California 15157TLG, 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
1962758706
Name
Kuei-Yu Chang
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
15157TLG CA
Self-reported in NPPES; status is on the state search
Practice location
8519 Irvine Center Dr, Irvine, CA 92618
Phone
(949) 585-9403
Enumerated
Jul 30, 2012
Record last updated
Oct 5, 2024
Fax
(949) 585-9162
Medicare enrollment
Enrolled (PECOS I20200618001250); accepts Medicare assignment
Medical or professional school
Illinois College Of Optometry At Chicago, 2012
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 8519 Irvine Center Dr

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

  1. Vickie Bui, O.D.Optometrist1760060529
  2. Jasper Cheng, ODOptometrist1457024721

Verify Kuei-Yu Chang 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 15157TLG
    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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94% fewer Medicare Part D claims than the average optometrist in 2024

16 Medicare Part D claims, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D.

  1. Kuei-Yu Chang16
  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.

Industry payments in 2024: $1,148.13

24 payments; by number, the most common kind was food and beverage; the largest payer was Bausch & Lomb Americas 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. Kuei-Yu Chang$1,148.13
  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.

Bills Medicare through one group practice

  1. Kuei-YU Chang OD Inc A Professional CorporationIrvine, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kuei-Yu Chang among 8,308 optometrist records in California

Kuei-Yu Chang, 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 2012, is newer than 64% of them.

  • NPI issued2012 · 64% of these records are older, 34% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2012 · median 2008 among the 3,573 with a school on file
  • Record last updated2024 · 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).

84 optometrist records list a practice address in Irvine

They are 84 of the 7,778 NPPES records with a practice address in Irvine, and 8,308 optometrist records in California.

The 8 optometrist records with the nearest ZIP codes

  1. Yasmeen AbdelfattahIrvine, CA 926181417786617
  2. Caitlin BoznerIrvine, CA 926181124983309
  3. Vickie Bui, O.D.Irvine, CA 926181760060529
  4. Wiselie Chang, ODIrvine, CA 926181811617574
  5. Jasper Cheng, ODIrvine, CA 926181457024721
  6. Arthur Corish, O.D.Irvine, CA 926181043228182
  7. Chiara Delos Reyes, ODIrvine, CA 926181447923974
  8. Kirolos Fahmy, ODIrvine, CA 926181548790777

Common questions

What is Kuei-Yu Chang, O.D.'s NPI number?

Kuei-Yu Chang, O.D.'s National Provider Identifier (NPI) is 1962758706, issued on Jul 30, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Kuei-Yu Chang, O.D. located?

The NPPES record lists a practice address at 8519 Irvine Center Dr, Irvine, CA, 92618. Phone: (949) 585-9403. Providers update this record themselves, so call before visiting.

How can I verify Kuei-Yu Chang, O.D.'s license?

NPPES lists California license number 15157TLG, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Kuei-Yu Chang, O.D. prescribe under Medicare Part D?

In 2024, Kuei-Yu Chang, O.D. had 16 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.