NPPES file of Aug 9, 2026

Antonio Diaz Sanchez

Endodontics · Westlake Village, CA

Antonio Diaz Sanchez is an endodontics with a practice address in Westlake Village, California, and NPI 1952706087, issued on Oct 31, 2014. Check the license (California 63651, 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
1952706087
Name
Antonio Diaz Sanchez
Primary taxonomy
Endodontics 1223E0200X
License number
63651 CA
Self-reported in NPPES; status is on the state search
Practice location
176 Auburn CT Ste 6, Westlake Village, CA 91362
Phone
(805) 495-4601
Enumerated
Oct 31, 2014
Record last updated
Jul 31, 2025
Fax
(805) 495-0861
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 176 Auburn CT Ste 6

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

  1. James Bollinger, DDSEndodontics1255678405
  2. Michael CobinEndodontics1124365580
  3. Ryan StoopsEndodontics1407193659

Verify Antonio Diaz Sanchez 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 63651
    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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61% fewer Medicare Part D claims than the average endodontics in 2024

47 Medicare Part D claims for 37 beneficiaries, against an average of 121 among the 4,119 providers of this specialty who prescribed in Part D.

  1. Antonio Diaz Sanchez47
  2. Specialty average121

Most prescribed

  1. Amoxicillin21 claims

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.

Antonio Diaz Sanchez among 1,018 endodontics records in California

Antonio Diaz Sanchez is one of 1,018 endodontics records with a practice address in California. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 82% of them.

  • NPI issued2014 · 82% of these records are older, 15% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2025 · 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 1223E0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endodontics providers in California

There are 1,018 endodontics records in California.

The 8 endodontics records with the nearest ZIP codes

  1. James Bollinger, DDSWestlake Village, CA 913621255678405
  2. Michael CobinWestlake Village, CA 913621124365580
  3. Ryan StoopsWestlake Village, CA 913621407193659
  4. Roya Ghahraman, DDSWestlake Village, CA 913611427175561
  5. Laurie LazarouWestlake Village, CA 913611598981359
  6. David Pokras, D.D.S.Westlake Village, CA 913611942426895
  7. Gregory Trnavsky, D.D.SWestlake Village, CA 913611497971337
  8. Melissa Dori, DDSWoodland Hills, CA 913641285728089

Common questions

What is Antonio Diaz Sanchez's NPI number?

Antonio Diaz Sanchez's National Provider Identifier (NPI) is 1952706087, issued on Oct 31, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Antonio Diaz Sanchez located?

The NPPES record lists a practice address at 176 Auburn CT Ste 6, Westlake Village, CA, 91362. Phone: (805) 495-4601. Providers update this record themselves, so call before visiting.

How can I verify Antonio Diaz Sanchez's license?

NPPES lists California license number 63651, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Antonio Diaz Sanchez prescribe under Medicare Part D?

In 2024, Antonio Diaz Sanchez had 47 Medicare Part D claims for 37 beneficiaries; the average among endodontics prescribers was 121. 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.