NPPES file of Aug 9, 2026

Hearing Instrument Specialist in Iowa

197 NPPES records list hearing instrument specialist with a practice address in Iowa, 6.1 per 100,000 residents, the 1st highest rate of 51. Cedar Rapids and Waterloo have the most; each record links to the provider's NPI and the Iowa license search. Page 2 of 4.

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).

Cedar Rapids has the most, 27

  1. Cedar Rapids27
  2. Waterloo18
  3. Davenport13
  4. Council Bluffs12
  5. Urbandale11

Hearing Instrument Specialist records in Iowa

  1. Michael Grace, BC-HISCouncil Bluffs, IA 515031982892477
  2. Edward Granger, H.I.S.Sioux City, IA 511061811240849
  3. Cameron GraykowskiNorth Liberty, IA 523171174301949
  4. Dillon Greer, HISWaterloo, IA 507021477189686
  5. Emily Gross, AU.D.Spencer, IA 513011053411603
  6. Emily GutzmannStorm Lake, IA 505881184016289
  7. Evan GyorkoOsceola, IA 502131922928001
  8. Marcus Hanerhoff, HIABettendorf, IA 527221164069316
  9. Hilary HanschFort Dodge, IA 505011265834014
  10. Chad HansenCedar Rapids, IA 524021841672508
  11. Robbi HansenStorm Lake, IA 505881518716026
  12. Amy Harper, HISOskaloosa, IA 525771760033427
  13. Stephen Harrison, BC-HISCedar Rapids, IA 524021922164912
  14. Kalyn Hayek, HISAltoona, IA 500091629688601
  15. Cory HillWaterloo, IA 507021841661956
  16. Ashley HoffaUrbandale, IA 503221356197016
  17. Nathan Holmes, IOWA LICENSED HEARINCedar Rapids, IA 524021356660765
  18. Katelyn Holub, HISWaterloo, IA 507021982339230
  19. Suzanne HolubCedar Rapids, IA 524021922343417
  20. Travis HolubBurlington, IA 526011871120055
  21. Jennifer HoveyWaterloo, IA 507021952227126
  22. Stacie HuckfeltSpencer, IA 513011235388190
  23. Christian Hunt, HISCouncil Bluffs, IA 515031376222380
  24. Rick InlaySioux City, IA 511051407681844
  25. Kevin Jasa, HEARING SPECIALISTWindsor Heights, IA 503241740508761
  26. Sonya JohnsenSpirit Lake, IA 513601285052118
  27. Lisa Jorgensen, MASpencer, IA 513011669705984
  28. Luke JorgensenSpirit Lake, IA 513601154625853
  29. Coral Jud, AU.D.Fort Dodge, IA 505011609902139
  30. Laura Kauth, M.A.Davenport, IA 528071457371999
  31. Diana Kautzky, BC-HISDes Moines, IA 503221396066098
  32. Rickey Kemmann, IOWA LICENSED HEARINCedar Rapids, IA 524021508180001
  33. Wade KimmUrbandale, IA 503221609215722
  34. Demianna King, H.I.S.Council Bluffs, IA 515031134082787
  35. Annmarie KinsellaCreston, IA 508011659611515
  36. Gregory KlauerDubuque, IA 520021144907577
  37. Kathryn Klauer, H.I.S.Davenport, IA 528071760033583
  38. Debra KlosterWaterloo, IA 507011801092994
  39. Clinton Knoell, HADRed Oak, IA 515661578636908
  40. Melissa Knoell, BC-HISRed Oak, IA 515661356675417
  41. Timothy Knoell, NBC-HISAtlantic, IA 500221831334531
  42. Amanda KreifelsCouncil Bluffs, IA 515031003226085
  43. Kyle KuhlmanWaterloo, IA 507021962576371
  44. Margaret Lake, NBC-HISDavenport, IA 528041548346190
  45. Robert Larrance, HEARING INSTRUMENTAmes, IA 500101386657153
  46. Shauna LearnDavenport, IA 528071215613062
  47. Jacob Levsen, B.C.H.I.S.Newton, IA 502081649502196
  48. Becky LindamanMason City, IA 504011932503273
  49. Cynthia Lister, HISUrbandale, IA 503221508379769
  50. Eric Livingston, BC-HISMarion, IA 523021033784376

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

Iowa ranks 1 of 51 per resident

  1. Iowa6.1
  2. Wisconsin5.6
  3. Missouri5.1
  4. 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. Iowa0.0%
  2. United States0.1%

Hearing Instrument Specialist records in Iowa, measured

  • In a Medicare file0 of 197 · 0.0% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file1 · 0.5% here, 0.2% nationally
  • Not updated in five years or more115 · 58.4% 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

197 NPPES records list hearing instrument specialist (237700000X) as their primary taxonomy with a practice address in Iowa: 6.1 per 100,000 residents against 3.2 nationally (50 states and D.C.). Cedar Rapids has 27 of them (14%).

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. Oregon194
  2. Colorado184
  3. Massachusetts210
  4. South Carolina181

States with a similar rate per 100,000

  1. Wisconsin5.6
  2. Missouri5.1
  3. Florida5.0
  4. New Hampshire5.0

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.