NPPES file of Aug 9, 2026

Roger Tolman Knighton, M.N.S. CCC-A

Audiologist · Tempe, AZ

Roger Tolman Knighton, M.N.S. CCC-A is an audiologist with a practice address in Tempe, Arizona, and NPI 1295908168, issued on Apr 10, 2008. Check the license (Arizona DA1303, as entered in NPPES) with the Arizona 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
1295908168
Name
Roger Tolman Knighton
Credential
M.N.S. CCC-A
Primary taxonomy
Audiologist 231H00000X
License number
DA1303 AZ
Self-reported in NPPES; status is on the state search
Practice location
2600 E Southern Ave, Tempe, AZ 85282
Phone
(480) 969-3775
Enumerated
Apr 10, 2008
Record last updated
Apr 10, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20150112002317); may accept 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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8 nearest audiologist records → All 431 in Arizona → Look up another NPI →

Also registered at 2600 E Southern Ave

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

  1. Kimberly Bader, MDInternal Medicine Physician1245223833
  2. John Fletcher, D.M.D.General Practice Dentistry1174525448
  3. Camille Garza, PH.D.Psychologist1154599603
  4. Gordon Genta, M.D.Specialist1922078526
  5. Nicolas Gonzalez, M.D.Pediatrics Physician1013916659
  6. John Kilian, M.D.Specialist1053352260

Verify Roger Tolman Knighton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license DA1303    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 Arizona 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. Fynes Audiology LLCMesa, AZ

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

Roger Tolman Knighton among 431 audiologist records in Arizona

Roger Tolman Knighton, M.N.S. CCC-A is one of 431 audiologist records with a practice address in Arizona. 34% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 32% of them.

  • NPI issued2008 · 32% of these records are older, 58% newer
  • In a Medicare fileYes · 34% of these records are
  • In the CMS Doctors and Clinicians fileYes · 37% of these records are
  • Graduated1993 · median 2014 among the 161 with a school on file
  • Record last updated2008 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 231H00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Audiologist providers in Arizona

There are 431 audiologist records in Arizona.

All 431 in Arizona → Every provider in Tempe → Audiologist nationwide →

The 8 audiologist records with the nearest ZIP codes

  1. Sheila Green, M.S.Tempe, AZ 852821023153830
  2. Kathy LiebermanTempe, AZ 852821447330261
  3. Scott McGrath, AU.D.Tempe, AZ 852821013480722
  4. Amy RoheTempe, AZ 852821982864864
  5. Madison Simon, AUDTempe, AZ 852821538999222
  6. Rachel Waite, M.S., CCC-ATempe, AZ 852821164565792
  7. Matthew Bell, AU.D.Tempe, AZ 852811649415597
  8. Rose Dumont Villagran, AUDTempe, AZ 852811194561159

Common questions

What is Roger Tolman Knighton, M.N.S. CCC-A's NPI number?

Roger Tolman Knighton, M.N.S. CCC-A's National Provider Identifier (NPI) is 1295908168, issued on Apr 10, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Roger Tolman Knighton, M.N.S. CCC-A located?

The NPPES record lists a practice address at 2600 E Southern Ave, Tempe, AZ, 85282. Phone: (480) 969-3775. Providers update this record themselves, so call before visiting.

How can I verify Roger Tolman Knighton, M.N.S. CCC-A's license?

NPPES lists Arizona license number DA1303, as entered by the provider. Search the Arizona 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.

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.