NPPES file of Aug 9, 2026

William Jackson Brownson, D.D.S.

General Practice Dentistry · San Clemente, CA

William Jackson Brownson, D.D.S. is a general practice dentistry with a practice address in San Clemente, California, and NPI 1659481091, issued on Aug 30, 2006. Check the license (California 25239, 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
1659481091
Name
William Jackson Brownson
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
25239 CA
Self-reported in NPPES; status is on the state search
Practice location
3553 Camino Mira Costa, San Clemente, CA 92672
Phone
(949) 493-2391
Enumerated
Aug 30, 2006
Record last updated
Mar 10, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(949) 493-2391
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 general practice dentistry records → All 17,852 in California → Look up another NPI →

Also registered at 3553 Camino Mira Costa

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

  1. Scott Daly, H.A.D.Hearing Instrument Specialist1073934154
  2. Glenn Katz, M.D.Pediatric Adolescent Medicine Physician1336230267
  3. Ronald McGee, MDFamily Medicine Physician1891812350
  4. Vanessa Neal, MDPediatrics Physician1396945770
  5. William Schade, AUDHearing Instrument Specialist1477626430
  6. Amber Scheppers-BarrHearing Instrument Specialist1710546684

Verify William Jackson Brownson 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 25239    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

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William Jackson Brownson among 17,852 general practice dentistry records in California

William Jackson Brownson, D.D.S. is one of 17,852 general practice dentistry records with a practice address in California. 57% 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 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 71% newer
  • In a Medicare fileNo · 57% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2008 · 79% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

36 general practice dentistry records list a practice address in San Clemente

They are 36 of the 969 NPPES records with a practice address in San Clemente, and 17,852 general practice dentistry records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 17,852 in California → Every provider in San Clemente → General Practice Dentistry nationwide →

The 8 general practice dentistry records with the nearest ZIP codes

  1. Arash Asil, DMDSan Clemente, CA 926721619027893
  2. Ninousha Basti, D.D.SSan Clemente, CA 926721164551800
  3. Jack Boatman, DDSSan Clemente, CA 926721841391018
  4. Cheryl Colker, D.M.D.San Clemente, CA 926721699877571
  5. William Dapper, DDS MAGD FICOISan Clemente, CA 926721194853598
  6. Lawrence Eckl, DDSSan Clemente, CA 926721275695041
  7. John Evered, DDSSan Clemente, CA 926721093700916
  8. Douglas Field, D.D.S.San Clemente, CA 926721407849540

Common questions

What is William Jackson Brownson, D.D.S.'s NPI number?

William Jackson Brownson, D.D.S.'s National Provider Identifier (NPI) is 1659481091, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Jackson Brownson, D.D.S. located?

The NPPES record lists a practice address at 3553 Camino Mira Costa, San Clemente, CA, 92672. Phone: (949) 493-2391. Providers update this record themselves, so call before visiting.

How can I verify William Jackson Brownson, D.D.S.'s license?

NPPES lists California license number 25239, 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.