NPPES file of Aug 9, 2026

Douglas Bryan Sam, D.D.S.

General Practice Dentistry · Marina Del Rey, CA

Douglas Bryan Sam, D.D.S. is a general practice dentistry with a practice address in Marina Del Rey, California, and NPI 1467629949, issued on May 13, 2008. Check the license (California 40009, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1467629949
Name
Douglas Bryan Sam
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
40009 CA
Self-reported in NPPES; status is on the state search
Practice location
4519 Admiralty Way Ste 120, Marina Del Rey, CA 90292
Phone
(310) 821-5288
Enumerated
May 13, 2008
Record last updated
May 13, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(310) 821-0153
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 4519 Admiralty Way Ste 120

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

  1. Kimberly Chyu, DDSGeneral Practice Dentistry1225642044

Verify Douglas Bryan Sam 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 40009
    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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70% fewer Medicare Part D claims than the average general practice dentistry in 2024

25 Medicare Part D claims for 16 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Douglas Sam25
  2. Specialty average83

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Douglas Bryan Sam among 17,852 general practice dentistry records in California

Douglas Bryan Sam, 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. Its NPI, issued in 2008, is newer than 60% of them.

  • NPI issued2008 · 60% of these records are older, 35% newer
  • In a Medicare fileYes · 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).

17 general practice dentistry records list a practice address in Marina Del Rey

They are 17 of the 711 NPPES records with a practice address in Marina Del Rey, and 17,852 general practice dentistry records in California.

The 8 general practice dentistry records with the nearest ZIP codes

  1. April Buckins, DDSMarina Del Rey, CA 902921356762934
  2. Michael Capio, D.D.S.Marina Del Rey, CA 902921538390562
  3. Lisa Guinan, DMDMarina Del Rey, CA 902921144211236
  4. Natalia Homyak, DDSMarina Del Rey, CA 902921154410710
  5. Thomas Hood, DDSMarina Del Rey, CA 902921295037810
  6. Shadi Mazaheri, DDSMarina Del Rey, CA 902921598005498
  7. Marjaneh Moghimi, DDSMarina Del Rey, CA 902921770647893
  8. Rubi Montejano, DDSMarina Del Rey, CA 902921538411947

Common questions

What is Douglas Bryan Sam, D.D.S.'s NPI number?

Douglas Bryan Sam, D.D.S.'s National Provider Identifier (NPI) is 1467629949, issued on May 13, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Douglas Bryan Sam, D.D.S. located?

The NPPES record lists a practice address at 4519 Admiralty Way Ste 120, Marina Del Rey, CA, 90292. Phone: (310) 821-5288. Providers update this record themselves, so call before visiting.

How can I verify Douglas Bryan Sam, D.D.S.'s license?

NPPES lists California license number 40009, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Douglas Bryan Sam, D.D.S. prescribe under Medicare Part D?

In 2024, Douglas Bryan Sam, D.D.S. had 25 Medicare Part D claims for 16 beneficiaries; the average among general practice dentistry prescribers was 83. Part D covers Medicare prescriptions 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.