NPPES file of Aug 9, 2026

Frederick R. Mathews, D.D.S.,M.S.

Oral and Maxillofacial Surgery (Dentist) · Sonora, CA

Frederick R. Mathews, D.D.S.,M.S. is an oral and maxillofacial surgery (dentist) with a practice address in Sonora, California, and NPI 1639298755, issued on Mar 28, 2007. Check the license (California 31950, as entered in NPPES) with the California 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
1639298755
Name
Frederick R. Mathews
Credential
D.D.S.,M.S.
Primary taxonomy
Oral and Maxillofacial Surgery (Dentist) 1223S0112X
License number
31950 CA
Self-reported in NPPES; status is on the state search
Practice location
940 Sylva LN, Sonora, CA 95370
Phone
(209) 532-5578
Enumerated
Mar 28, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(209) 532-6216
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.
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8 nearest oral and maxillofacial surgery (dentist) records → All 987 in California → Look up another NPI →

Also registered at 940 Sylva LN

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

  1. Nicole Archer, RNRegistered Nurse1356212484
  2. Vinod Bhan, CRNACertified Registered Nurse Anesthetist1770554016
  3. Slim Bouchoucha, D.D.S.,M.S.Oral and Maxillofacial Surgery (Dentist)1275652422
  4. Suzanne Boynton, D.D.S.General Practice Dentistry1295873776
  5. Nancy Kerr-Schifrin, F.N.P.Nurse Practitioner1952322661

Verify Frederick R. Mathews in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 31950    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 California 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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Frederick R. Mathews among 987 oral and maxillofacial surgery (dentist) records in California

Frederick R. Mathews, D.D.S.,M.S. is one of 987 oral and maxillofacial surgery (dentist) records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 34% of them.

  • NPI issued2007 · 34% of these records are older, 42% newer
  • In a Medicare fileNo · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 7% of these records are
  • Record last updated2007 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223S0112X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Oral and Maxillofacial Surgery (Dentist) providers in California

There are 987 oral and maxillofacial surgery (dentist) records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 987 in California → Every provider in Sonora → Oral and Maxillofacial Surgery (Dentist) nationwide →

The 8 oral and maxillofacial surgery (dentist) records with the nearest ZIP codes

  1. Slim Bouchoucha, D.D.S.,M.S.Sonora, CA 953701275652422
  2. Samuel Petersen, D.D.S.Sonora, CA 953701780848119
  3. Victor PakTurlock, CA 953821912950080
  4. Kevin Furmanek, DDS, MDModesto, CA 953561275957037
  5. Brian Hutto, DMDModesto, CA 953551568654986
  6. Roland Young, D.D.S.Modesto, CA 953551609832427
  7. Stanley Baker, D.D.S.Modesto, CA 953501144339987
  8. Michael Cadra, M.D., D.M.D.Modesto, CA 953501346359171

Common questions

What is Frederick R. Mathews, D.D.S.,M.S.'s NPI number?

Frederick R. Mathews, D.D.S.,M.S.'s National Provider Identifier (NPI) is 1639298755, issued on Mar 28, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Frederick R. Mathews, D.D.S.,M.S. located?

The NPPES record lists a practice address at 940 Sylva LN, Sonora, CA, 95370. Phone: (209) 532-5578. Providers update this record themselves, so call before visiting.

How can I verify Frederick R. Mathews, D.D.S.,M.S.'s license?

NPPES lists California license number 31950, as entered by the provider. Search the California 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.