NPPES file of Aug 9, 2026

Optometrist in Wisconsin

1,161 NPPES records list optometrist with a practice address in Wisconsin, 20 per 100,000 residents, the 26th highest rate of 51. Madison and Milwaukee have the most; each record links to the provider's NPI and the Wisconsin license search. Page 24 of 24.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 152W00000X · method

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

Madison has the most, 76

  1. Madison76
  2. Milwaukee57
  3. Green Bay47
  4. Appleton43
  5. La Crosse43

Optometrist records in Wisconsin

  1. Kristen Ziegler, ODNew Berlin, WI 531511275940603
  2. Timothy Ziegler, O.D.Plymouth, WI 530731750364873
  3. Jennafer Ziemer, ODOshkosh, WI 549021700550886
  4. Richard Zimmerman, O.D.Greenfield, WI 532201811969736
  5. Nicole Zindl, ODMadison, WI 537151578290110
  6. Michael Zoelle, ODFond Du Lac, WI 549371871175257
  7. Julie Zoellick, O.D.Watertown, WI 530981437150588
  8. David Zolot, ODMequon, WI 530921417013343
  9. W Zuege, O.D.Fond Du Lac, WI 549351558352146
  10. Tom Zurakowski, O.D.Appleton, WI 549141679552905
  11. Harold Zwick, ODWhitehall, WI 547731336145879

Source: CMS NPPES, primary taxonomy 152W00000X: records by practice city and the list of records, file of Aug 9, 2026.

Wisconsin ranks 26 of 51 per resident

  1. Pennsylvania20
  2. Missouri20
  3. Minnesota20
  4. Wisconsin20
  5. Michigan20
  6. Idaho19
  7. 50 states and D.C.19

Source: CMS NPPES, primary taxonomy 152W00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

73.9% of these records appear in a Medicare file, against 71.9% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Wisconsin73.9%
  2. United States71.9%

Optometrist records in Wisconsin, measured

  • In a Medicare file858 of 1,161 · 73.9% here, 71.9% nationally
  • In the CMS Doctors and Clinicians file752 · 64.8% here, 57.6% nationally
  • Not updated in five years or more724 · 62.4% here, 65.3% nationally
  • Median graduation year2008 · the 752 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 152W00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

1,161 NPPES records list optometrist (152W00000X) as their primary taxonomy with a practice address in Wisconsin: 20 per 100,000 residents against 19 nationally (50 states and D.C.). Madison has 76 of them (7%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Minnesota1,142
  2. Missouri1,242
  3. Colorado1,273
  4. Tennessee1,300

States with a similar rate per 100,000

  1. Michigan19.6
  2. Pennsylvania20.4
  3. Idaho18.8
  4. Connecticut18.7

The largest states

  1. California8,308
  2. Texas5,006
  3. Florida3,594
  4. New York3,535
  5. Illinois2,697

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record 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.