NPPES file of Aug 9, 2026

Jennifer Grewer, HIS

Hearing Instrument Specialist · Rockford, IL

Jennifer Grewer, HIS is a hearing instrument specialist with a practice address in Rockford, Illinois, and NPI 1174186696, issued on Apr 19, 2019. Check the license (Illinois 3558, as entered in NPPES) with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1174186696
Name
Jennifer Grewer
Credential
HIS
Primary taxonomy
Hearing Instrument Specialist 237700000X
License number
3558 IL
Self-reported in NPPES; status is on the state search
Practice location
8038 Macintosh LN, Rockford, IL 61107
Phone
(815) 332-6800
Enumerated
Apr 19, 2019
Record last updated
Aug 22, 2023
Fax
(815) 332-6810
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 8038 Macintosh LN

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

  1. Cathrina Angeles, AUDAudiologist1578498044
  2. Kathryn Beam, AUDAudiologist1477481943
  3. Matthew Clayton, MSW, LSWSocial Worker1184400145
  4. Constance Copeland, OD, PHDOptometrist1508857202
  5. Sarah Filer, AU.D.Audiologist1467770941
  6. Anneliese Hartman, AUDAudiologist1548233067

Verify Jennifer Grewer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 3558    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 Illinois 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Hearing Instrument Specialist providers in Illinois

There are 408 hearing instrument specialist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 408 in Illinois → Every provider in Rockford →

Other hearing instrument specialist records in Illinois

  1. Mohammed Aboulilah, HISLisle, IL1386520153
  2. Kenneth Albert, HEARING AID DISPENSEMacomb, IL1134318504
  3. Chuck AltDanville, IL1538609557
  4. Marvin Anaya, HISLa Grange, IL1700764792
  5. Rebecca AndreanoRockford, IL1295368983
  6. Tyler AndrewsO Fallon, IL1962807289
  7. Jaleah AricoSwansea, IL1376322339
  8. Amanda BagbyMoline, IL1548891823
  9. Krystal Baker, HISTaylorville, IL1548636715
  10. Deborah BarbatoWestmont, IL1922632512

Common questions

What is Jennifer Grewer, HIS's NPI number?

Jennifer Grewer, HIS's National Provider Identifier (NPI) is 1174186696, issued on Apr 19, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Grewer, HIS located?

The NPPES record lists a practice address at 8038 Macintosh LN, Rockford, IL, 61107. Phone: (815) 332-6800. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Grewer, HIS's license?

NPPES lists Illinois license number 3558, as entered by the provider. Search the Illinois 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. 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.