NPPES file of Aug 9, 2026

Sean D. McKeown, O.D.

Optometrist · Willimantic, CT

Sean D. McKeown, O.D. is an optometrist with a practice address in Willimantic, Connecticut, and NPI 1215020367, issued on Oct 2, 2006. Check the license (Connecticut 002414, as entered in NPPES) with the Connecticut 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
1215020367
Name
Sean D. McKeown
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
002414 CT
Self-reported in NPPES; status is on the state search
Practice location
16 Walnut St, Willimantic, CT 06226
Phone
(860) 423-2565
Enumerated
Oct 2, 2006
Record last updated
Apr 20, 2009 (not updated in 17 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20101116001110); accepts Medicare assignment
Medical or professional school
Pennsylvania College Of Optometry
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 16 Walnut St

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

  1. Beth Schramm, O.D.Optometrist1083706881
  2. Kayla Winshman, ODOptometrist1982444014

Verify Sean D. McKeown in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 002414
    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 Connecticut license search

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60% more Medicare Part D claims than the average optometrist in 2024

444 Medicare Part D claims for 143 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 53% of claims.

  1. Sean McKeown444
  2. Specialty average277

Most prescribed

  1. Latanoprost101 claims
  2. Miebo48 claims
  3. Xiidra46 claims
  4. Timolol Maleate37 claims
  5. Restasis27 claims
  6. Travoprost24 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: $381.24

19 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. Sean McKeown$381.24
  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. Tricounty Vision Associates, L.L.C.Willimantic, CT

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

Sean D. McKeown among 675 optometrist records in Connecticut

Sean D. McKeown, O.D. is one of 675 optometrist records with a practice address in Connecticut. 76% 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 57% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Record last updated2009 · 62% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

6 optometrist records list a practice address in Willimantic

They are 6 of the 487 NPPES records with a practice address in Willimantic, and 675 optometrist records in Connecticut.

The 8 optometrist records with the nearest ZIP codes

  1. Jennifer Capstick, O.D.Willimantic, CT 062261598195216
  2. Paul Hyder, ODWillimantic, CT 062261912942210
  3. Kristie Katkavich, O.D.Willimantic, CT 062261164435590
  4. Beth Schramm, O.D.Willimantic, CT 062261083706881
  5. Kayla Winshman, ODWillimantic, CT 062261982444014
  6. Stephanie Liebscher, ODBrooklyn, CT 062341619427911
  7. James Boccuzzi, ODDanielson, CT 062391578544532
  8. Robert Macneil, ODDanielson, CT 062391689655656

Common questions

What is Sean D. McKeown, O.D.'s NPI number?

Sean D. McKeown, O.D.'s National Provider Identifier (NPI) is 1215020367, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Sean D. McKeown, O.D. located?

The NPPES record lists a practice address at 16 Walnut St, Willimantic, CT, 06226. Phone: (860) 423-2565. Providers update this record themselves, so call before visiting.

How can I verify Sean D. McKeown, O.D.'s license?

NPPES lists Connecticut license number 002414, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Sean D. McKeown, O.D. prescribe under Medicare Part D?

In 2024, Sean D. McKeown, O.D. had 444 Medicare Part D claims for 143 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.