NPPES file of Aug 9, 2026

Yon H. Ku, O.D.

Optometrist · Lafayette, IN

Yon H. Ku, O.D. is an optometrist with a practice address in Lafayette, Indiana, and NPI 1831124726, issued on Jul 11, 2006. Check the license (Indiana 18003956A, as entered in NPPES) with the Indiana 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
1831124726
Name
Yon H. Ku
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License numbers
18003956A IN
ODP-100135 ID
Self-reported in NPPES; status is on the state search
Practice location
2200 Elmwood Ave Ste D4, Lafayette, IN 47904
Phone
(765) 446-2814
Enumerated
Jul 11, 2006
Record last updated
Sep 22, 2025
Medicare enrollment
Enrolled (PECOS I20161212000112); accepts Medicare assignment
Medical or professional school
Indiana University - School Of Optometry, 2006
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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Verify Yon H. Ku in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Indiana board licenses this profession
    Search for license 18003956A
    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 Indiana license search

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61% fewer Medicare Part D claims than the average optometrist in 2024

107 Medicare Part D claims for 52 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.

  1. Yon Ku107
  2. Specialty average277

Most prescribed

  1. Latanoprost44 claims
  2. Timolol Maleate16 claims
  3. Loteprednol Etabonate12 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: $63.69

3 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. Yon Ku$63.69
  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 2 group practices

  1. Evans Eye Care IncLafayette, IN
  2. Neo Vision PCLafayette, IN

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

Yon H. Ku among 1,578 optometrist records in Indiana

Yon H. Ku, O.D. is one of 1,578 optometrist records with a practice address in Indiana. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.

  • NPI issued2006 · 15% of these records are older, 53% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2006 · median 2008 among the 1,014 with a school on file
  • Record last updated2025 · 66% 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 Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

36 optometrist records list a practice address in Lafayette

They are 36 of the 2,755 NPPES records with a practice address in Lafayette, and 1,578 optometrist records in Indiana.

The 8 optometrist records with the nearest ZIP codes

  1. Duane Gillam, O.D.Lafayette, IN 479041447281761
  2. Lauren Hallum, ODLafayette, IN 479041790122489
  3. Meghan Held, ODLafayette, IN 479041912569864
  4. Jeffrey Kirchner, O.D.Lafayette, IN 479041124180799
  5. Robert Loew, ODLafayette, IN 479041316914856
  6. Steven Mather, ODLafayette, IN 479041629047923
  7. Jeffery Pass, ODLafayette, IN 479041265414064
  8. Angela Alfred, O.D.Lafayette, IN 479051609811215

Common questions

What is Yon H. Ku, O.D.'s NPI number?

Yon H. Ku, O.D.'s National Provider Identifier (NPI) is 1831124726, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Yon H. Ku, O.D. located?

The NPPES record lists a practice address at 2200 Elmwood Ave Ste D4, Lafayette, IN, 47904. Phone: (765) 446-2814. Providers update this record themselves, so call before visiting.

How can I verify Yon H. Ku, O.D.'s license?

NPPES lists Indiana license number 18003956A, as entered by the provider. Search the Indiana board that licenses this profession; the NPPES record confirms identity only.

How much does Yon H. Ku, O.D. prescribe under Medicare Part D?

In 2024, Yon H. Ku, O.D. had 107 Medicare Part D claims for 52 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.