NPPES file of Aug 9, 2026

Madelyn Ann Owczarzak Kowal, OD

Optometrist · East Lansing, MI

Madelyn Ann Owczarzak Kowal, OD is an optometrist with a practice address in East Lansing, Michigan, and NPI 1124912027, issued on Jun 5, 2025. Check the license (Michigan 4901005873, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1124912027
Name
Madelyn Ann Owczarzak Kowal
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
4901005873 MI
Self-reported in NPPES; status is on the state search
Practice location
2001 Coolidge RD, East Lansing, MI 48823
Phone
(517) 337-1668
Enumerated
Jun 5, 2025
Record last updated
Dec 16, 2025
Fax
(517) 337-1779
Medicare enrollment
Enrolled (PECOS I20250619000403); accepts Medicare assignment
Medical or professional school
Indiana University - School Of Optometry, 2025
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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8 nearest optometrist records → All 1,963 in Michigan → Look up another NPI →

Also registered at 2001 Coolidge RD

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

  1. O'Neil Biscette, M.D.Retina Specialist (Ophthalmology) Physician1891848966
  2. Michael Bueche, M.D.Glaucoma Specialist (Ophthalmology) Physician1154305563
  3. James Doshi, M.D.Ophthalmology Physician1356325948
  4. Patrick Ebert, O.D.Optometrist1538142047
  5. Emelie Fergason, O.D.Optometrist1619328226
  6. Bridget Grubb, ODOptometrist1164151346

Verify Madelyn Ann Owczarzak Kowal in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 4901005873    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 Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Lansing Ophthalmology, PCEast Lansing, MI

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

Madelyn Ann Owczarzak Kowal among 1,963 optometrist records in Michigan

Madelyn Ann Owczarzak Kowal, OD is one of 1,963 optometrist records with a practice address in Michigan. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 96% of them.

  • NPI issued2025 · 96% of these records are older, 2% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2025 · median 2009 among the 1,121 with a school on file
  • Record last updated2025 · 68% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Optometrist providers in Michigan

There are 1,963 optometrist records in Michigan.

All 1,963 in Michigan → Every provider in East Lansing → Optometrist nationwide →

The 8 optometrist records with the nearest ZIP codes

  1. Patrick Ebert, O.D.East Lansing, MI 488231538142047
  2. Emelie Fergason, O.D.East Lansing, MI 488231619328226
  3. Bridget Grubb, ODEast Lansing, MI 488231164151346
  4. Kevin Jacobs, O.D.East Lansing, MI 488231801840657
  5. Colleen Keiper, O.D.East Lansing, MI 488231700203825
  6. Sarah Knapp, ODEast Lansing, MI 488231487636163
  7. Patricia Kowalski, ODEast Lansing, MI 488231730170697
  8. Michelle Letarte, O.D.East Lansing, MI 488231649255175

Common questions

What is Madelyn Ann Owczarzak Kowal, OD's NPI number?

Madelyn Ann Owczarzak Kowal, OD's National Provider Identifier (NPI) is 1124912027, issued on Jun 5, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Madelyn Ann Owczarzak Kowal, OD located?

The NPPES record lists a practice address at 2001 Coolidge RD, East Lansing, MI, 48823. Phone: (517) 337-1668. Providers update this record themselves, so call before visiting.

How can I verify Madelyn Ann Owczarzak Kowal, OD's license?

NPPES lists Michigan license number 4901005873, as entered by the provider. Search the Michigan 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.