NPPES file of Aug 9, 2026

John Stewart, M.S., FAAA

Audiologist-Hearing Aid Fitter · Stillwater, OK

John Stewart, M.S., FAAA is an audiologist-hearing aid fitter with a practice address in Stillwater, Oklahoma, and NPI 1336330760, issued on Aug 9, 2007. Check the license (Oklahoma 297, as entered in NPPES) with the Oklahoma board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1336330760
Name
John Stewart
Credential
M.S., FAAA
Primary taxonomy
Audiologist-Hearing Aid Fitter 237600000X
License number
297 OK
Self-reported in NPPES; status is on the state search
Practice location
129 W 7TH Ave, Stillwater, OK 74074
Phone
(405) 372-2657
Enumerated
Aug 9, 2007
Record last updated
Feb 2, 2026
Fax
(405) 372-2749
Medicare enrollment
Enrolled (PECOS I20080402000251); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 129 W 7TH Ave

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

  1. Cara Crawley, AU.D.,CCC-AAudiologist-Hearing Aid Fitter1528249422
  2. Caley Hybsha, AUDAudiologist-Hearing Aid Fitter1336830363

Verify John Stewart in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oklahoma board licenses this profession
    Search for license 297
    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 Oklahoma 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.

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Bills Medicare through one group practice

  1. JD Stewart Companies PLLCStillwater, OK

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Audiologist-Hearing Aid Fitter providers in Oklahoma

There are 28 audiologist-hearing aid fitter records in Oklahoma.

Other audiologist-hearing aid fitter records in Oklahoma

  1. Jenifer Baker, AU.D.Ardmore, OK1144252362
  2. Mary Ballard, M.S. CCC-ATulsa, OK1790298115
  3. Christi Barbee, AU.D., CCC-A, F-AAAOklahoma City, OK1205984598
  4. Cara Crawley, AU.D.,CCC-AStillwater, OK1528249422
  5. Patricia Cristiano, M.S.Tulsa, OK1609919208
  6. Hannah DavisTulsa, OK1154295640
  7. Kimberly Fox, AU.D., CCC-AOklahoma City, OK1043445026
  8. Stephanie Gannaway, AU.D.,CCC-AEdmond, OK1942593017
  9. Haley GeorgeElk City, OK1548859861
  10. Kevin Hamilton, AUDTulsa, OK1033620802

Common questions

What is John Stewart, M.S., FAAA's NPI number?

John Stewart, M.S., FAAA's National Provider Identifier (NPI) is 1336330760, issued on Aug 9, 2007. An NPI identifies a provider in billing; it is not a license.

Where is John Stewart, M.S., FAAA located?

The NPPES record lists a practice address at 129 W 7TH Ave, Stillwater, OK, 74074. Phone: (405) 372-2657. Providers update this record themselves, so call before visiting.

How can I verify John Stewart, M.S., FAAA's license?

NPPES lists Oklahoma license number 297, as entered by the provider. Search the Oklahoma 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. Medicare files from data.cms.gov. An NPI identifies who bills; it 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.