NPPES file of Aug 9, 2026

Dwayne Kim Martin, DDS

Periodontics · Walnut Creek, CA

Dwayne Kim Martin, DDS is a periodontics with a practice address in Walnut Creek, California, and NPI 1558446773, issued on Oct 26, 2006. Check the license (California 25171, 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
1558446773
Name
Dwayne Kim Martin
Credential
DDS
Primary taxonomy
Periodontics 1223P0300X
License number
25171 CA
Self-reported in NPPES; status is on the state search
Practice location
1855 San Miguel Dr, Walnut Creek, CA 94596
Phone
(925) 932-1422
Enumerated
Oct 26, 2006
Record last updated
May 2, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(925) 932-2020
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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Also registered at 1855 San Miguel Dr

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

  1. Bret Annoni, D.D.S.General Practice Dentistry1982651295
  2. Bobby Aycock, M.D.Plastic Surgery Physician1063567873
  3. Joseph Barakeh, DO PHDOphthalmology Physician1013990613
  4. Michael Carpentier, D.D.S.General Practice Dentistry1568558476
  5. Mark Drucker, MDOphthalmology Physician1699753046
  6. Howard Friedman, PH.D.Clinical Neuropsychologist1578789780

Verify Dwayne Kim Martin 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 25171
    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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Dwayne Kim Martin among 929 periodontics records in California

Dwayne Kim Martin, DDS is one of 929 periodontics records with a practice address in California. 69% 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 · 69% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2012 · 78% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223P0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Periodontics providers in California

There are 929 periodontics records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 periodontics records with the nearest ZIP codes

  1. Jane Jiao, DDSWalnut Creek, CA 945961407264591
  2. Etienne Lacrampe, D.M.D.Walnut Creek, CA 945961952529661
  3. Robert Marks, DDSWalnut Creek, CA 945961265467518
  4. Stephen Reid, D.D.S.Walnut Creek, CA 945961295872299
  5. Eric Tsai, D.M.D.Walnut Creek, CA 945961841369386
  6. Karl Engdahl, DDS. PRACTICE LIMITEWalnut Creek, CA 945951619302692
  7. John Bruns, D.D.S.Walnut Creek, CA 945981346452539
  8. Rose Dastmalchi, D.D.S.Walnut Creek, CA 945981487886214

Common questions

What is Dwayne Kim Martin, DDS's NPI number?

Dwayne Kim Martin, DDS's National Provider Identifier (NPI) is 1558446773, issued on Oct 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Dwayne Kim Martin, DDS located?

The NPPES record lists a practice address at 1855 San Miguel Dr, Walnut Creek, CA, 94596. Phone: (925) 932-1422. Providers update this record themselves, so call before visiting.

How can I verify Dwayne Kim Martin, DDS's license?

NPPES lists California license number 25171, 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.

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.