NPPES file of Aug 9, 2026

Hearing Instrument Specialist in Wisconsin

329 NPPES records list hearing instrument specialist with a practice address in Wisconsin, 5.6 per 100,000 residents, the 2nd highest rate of 51. Madison and Eau Claire have the most; each record links to the provider's NPI and the Wisconsin license search. Page 7 of 7.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 237700000X · 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, 32

  1. Madison32
  2. Eau Claire18
  3. Green Bay16
  4. Fond Du Lac13
  5. Appleton11

Hearing Instrument Specialist records in Wisconsin

  1. Dennis Vold, HISEau Claire, WI 547011386929552
  2. Lindsay WachowiakMilwaukee, WI 532261487374724
  3. Jay WagenerOnalaska, WI 546501093053779
  4. Terri WallingMauston, WI 539481508255266
  5. Nicolette Wamsley, HISWest Bend, WI 530951235528647
  6. Jason WelchBaraboo, WI 539131003351834
  7. Samuel Wesp, HISSuperior, WI 548801437998572
  8. Wayne Whitney, BC-HISOsseo, WI 547581154515989
  9. Gregg WilkeMount Pleasant, WI 534061164968285
  10. Justen Willemon, BC-HISWausau, WI 544011043443211
  11. Dylon WilliamsMerrill, WI 544521811844814
  12. Ryan WilsonMadison, WI 537191568866960
  13. Tiffany Wilson, HISOconomowoc, WI 530661770919722
  14. Nickolas Wimble, BC-HISWaupaca, WI 549811922403641
  15. Leslie WingetKenosha, WI 531421659715159
  16. Jan Wirth, BC-HISManitowoc, WI 542201659547115
  17. Brian Wisniewski, HISElm Grove, WI 531221831797687
  18. Brian Wisniewski, BC-HISGreenfield, WI 532201134308307
  19. Jordan Wisniewski, HISGreenfield, WI 532191467050203
  20. Tammi Wisniewski, BC-HISGreenfield, WI 532191588262323
  21. Krystal Wolfe, BC HISMarinette, WI 541431538340450
  22. Carolyn WolfgramBrookfield, WI 530051306266317
  23. Travis WorthOshkosh, WI 549041063802494
  24. Eliza WoyakStevens Point, WI 544821891354155
  25. April YohanekJanesville, WI 535461528714904
  26. Jeanette YoungGreendale, WI 531291184097297
  27. Heather Zalapa, HISAppleton, WI 549151396609475
  28. Mitchell ZdroikMadison, WI 537171922640986
  29. Lisa Zimmerman, H.I.S.Portage, WI 539011407219736

Source: CMS NPPES, primary taxonomy 237700000X: records by practice city and the list of records, file of Aug 9, 2026.

Wisconsin ranks 2 of 51 per resident

  1. Iowa6.1
  2. Wisconsin5.6
  3. Missouri5.1
  4. Florida5.0
  5. 50 states and D.C.3.2

Source: CMS NPPES, primary taxonomy 237700000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

0.0% of these records appear in a Medicare file, against 0.1% 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. Wisconsin0.0%
  2. United States0.1%

Hearing Instrument Specialist records in Wisconsin, measured

  • In a Medicare file0 of 329 · 0.0% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file1 · 0.3% here, 0.2% nationally
  • Not updated in five years or more227 · 69.0% here, 65.3% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 237700000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

329 NPPES records list hearing instrument specialist (237700000X) as their primary taxonomy with a practice address in Wisconsin: 5.6 per 100,000 residents against 3.2 nationally (50 states and D.C.). Madison has 32 of them (10%).

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. New York330
  2. North Carolina324
  3. Missouri315
  4. Michigan359

States with a similar rate per 100,000

  1. Florida5.0
  2. New Hampshire5.0
  3. Iowa6.1
  4. Minnesota4.9

The largest states

  1. Florida1,129
  2. California994
  3. Texas828
  4. Pennsylvania447
  5. Illinois408

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.