NPPES file of Aug 9, 2026

Hearing Instrument Specialist in Illinois

408 NPPES records list hearing instrument specialist with a practice address in Illinois, 3.3 per 100,000 residents, the 28th highest rate of 51. Rockford and Chicago have the most; each record links to the provider's NPI and the Illinois license search. Page 3 of 9.

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).

Rockford has the most, 24

  1. Rockford24
  2. Chicago19
  3. Peoria15
  4. Decatur14
  5. Quincy11

Hearing Instrument Specialist records in Illinois

  1. Olivia EadeAlton, IL 620021518548650
  2. George Edwards, HISMount Vernon, IL 628641528728136
  3. Megan EdwardsAurora, IL 605021013316256
  4. Kate Edwardson, HISDecatur, IL 625211780050963
  5. Elizabeth Einweck, BC HISQuincy, IL 623011932356383
  6. Lynne Eldredge, HISLake In The Hills, IL 601561033591102
  7. Gregory EnderElmhurst, IL 601261962441071
  8. Daniel Evitts, H.I.S.Roselle, IL 601721851639389
  9. Marilyn FallsCanton, IL 615201225458805
  10. Marypat Fehrenbacher, H.I.S.Decatur, IL 625211699180034
  11. Timothy FineganOak Brook, IL 605231073866752
  12. Mark FonsecaJoliet, IL 604351396101028
  13. Steven Fornero, H.I.S.Oak Lawn, IL 604531912621541
  14. Jason FradetteLisle, IL 605321124411467
  15. Ashley FraserSwansea, IL 622261215681861
  16. Tamarra Friedrichsen, AU.D.Moline, IL 612651720399777
  17. Robert FrobergElgin, IL 601231629322490
  18. Ursula Fromm, BC-HISSkokie, IL 600761386782308
  19. Kyle Funfsinn, HADQuincy, IL 623051518821602
  20. Stephanie GaedeDecatur, IL 625261518322114
  21. Kelly GalloOak Lawn, IL 604531053700880
  22. Hannah Galvin, HISChicago, IL 606311689428880
  23. Andrew GarciaBurbank, IL 604591962137208
  24. Jospeh GasparyElmhurst, IL 601261760734594
  25. Peter Gaspary, BS-HIS IL 1297Chicago, IL 606341962754788
  26. Samuel GeiseQuincy, IL 623011871372615
  27. Gregory Gentile, HISHoffman Estates, IL 601921740146877
  28. Lynne Gilliland, HISNaperville, IL 605401245866466
  29. Aaron GingrichGodfrey, IL 620351598704603
  30. John Goik, H.I.D.Chicago, IL 606111326477530
  31. Peyton GoodrichOak Lawn, IL 604531225814395
  32. Rachel GoressNiles, IL 607141619759081
  33. Iris GossBurr Ridge, IL 605271629570114
  34. Deborah GostowskiEffingham, IL 624011285785857
  35. Susan Grafman, HISAurora, IL 605041275799538
  36. Michael GraySpringfield, IL 627041669978177
  37. Avona Greene, HISChampaign, IL 618221013539162
  38. Jennifer Grewer, HISRockford, IL 611071174186696
  39. Margaret Hallden, H.I.S.Champaign, IL 618221518363761
  40. Les HamFairview Heights, IL 622081447509328
  41. Jeremy Hamman, BSGlen Ellyn, IL 601371225699218
  42. Gary HammersLa Salle, IL 613011497367833
  43. Nicholas HammersNormal, IL 617611306658562
  44. James Hanerhoff, ACA,HISMoline, IL 612651316020217
  45. Jeffrey Hanley, IL.2474 BC-HIS 6946Monticello, IL 618561538565783
  46. Leslie HansonEdwardsville, IL 620251598986176
  47. Mary Hardy, HEARING AID PROVIDERCentralia, IL 628011689881328
  48. Brian Hassinger, HISDecatur, IL 625261497169973
  49. Douglas Haws, H.I.S.Decatur, IL 625261538350491
  50. William HaysCarbondale, IL 629011255963278

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

Illinois ranks 28 of 51 per resident

  1. South Carolina3.4
  2. West Virginia3.3
  3. Oklahoma3.3
  4. Illinois3.3
  5. Delaware3.2
  6. Ohio3.1
  7. 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.

0.2% 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. Illinois0.2%
  2. United States0.1%

Hearing Instrument Specialist records in Illinois, measured

  • In a Medicare file1 of 408 · 0.2% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file1 · 0.2% here, 0.2% nationally
  • Not updated in five years or more270 · 66.2% 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

408 NPPES records list hearing instrument specialist (237700000X) as their primary taxonomy with a practice address in Illinois: 3.3 per 100,000 residents against 3.2 nationally (50 states and D.C.). Rockford has 24 of them (6%).

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. Ohio370
  2. Pennsylvania447
  3. Michigan359
  4. New York330

States with a similar rate per 100,000

  1. Delaware3.2
  2. Oklahoma3.3
  3. West Virginia3.3
  4. South Carolina3.4

The largest states

  1. Florida1,129
  2. California994
  3. Texas828
  4. Pennsylvania447
  5. Ohio370

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.