NPPES file of Aug 9, 2026

David L. Guichet, D.D.S.

Prosthodontics · Orange, CA

David L. Guichet, D.D.S. is a prosthodontics with a practice address in Orange, California, and NPI 1831262120, issued on Nov 16, 2006. Check the license (California 34964, 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
1831262120
Name
David L. Guichet
Credential
D.D.S.
Primary taxonomy
Prosthodontics 1223P0700X
License number
34964 CA
Self-reported in NPPES; status is on the state search
Practice location
1310 W Stewart Dr Ste 202, Orange, CA 92868
Phone
(714) 771-7555
Enumerated
Nov 16, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(714) 771-7557
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 1310 W Stewart Dr Ste 202

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

  1. David Bell, M.D. D.D.S.Oral & Maxillofacial Surgery (D.M.D.)1346430279
  2. Gregory Guichet, D.D.S.Prosthodontics1437222718

Verify David L. Guichet 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 34964
    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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16% fewer Medicare Part D claims than the average prosthodontics in 2024

76 Medicare Part D claims for 34 beneficiaries, against an average of 90 among the 1,779 providers of this specialty who prescribed in Part D.

  1. David Guichet76
  2. Specialty average90

Most prescribed

  1. Etodolac24 claims
  2. 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.

Industry payments in 2024: $1,000.86

14 payments; by number, the most common kind was food and beverage; the largest payer was Dentsply Sirona Inc. The 1,408 providers of this specialty with any payment received $3,465.28 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David Guichet$1,000.86
  2. Specialty average$3,465.28

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

David L. Guichet among 474 prosthodontics records in California

David L. Guichet, D.D.S. is one of 474 prosthodontics records with a practice address in California. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 75% newer
  • In a Medicare fileYes · 61% of these records are
  • In the CMS Doctors and Clinicians fileNo · 3% of these records are
  • Record last updated2007 · 80% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223P0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Prosthodontics providers in California

There are 474 prosthodontics records in California.

The 8 prosthodontics records with the nearest ZIP codes

  1. Mark George, D.D.S.Orange, CA 928681225031735
  2. Gregory Guichet, D.D.S.Orange, CA 928681437222718
  3. Zahra Hashemi, D.D.S., M.S.Orange, CA 928681093904732
  4. Gianmarco O'Brien, D.D.S.Orange, CA 928681336338847
  5. Carlos Munoz, DDSOrange, CA 928691649294422
  6. Anthony Gabriel, D.M.D.Norco, CA 928601700294766
  7. Gregory Kuwabara, D.D.S.Yorba Linda, CA 928861902026586
  8. Dinh Vo, DDS.Garden Grove, CA 928401528280252

Common questions

What is David L. Guichet, D.D.S.'s NPI number?

David L. Guichet, D.D.S.'s National Provider Identifier (NPI) is 1831262120, issued on Nov 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David L. Guichet, D.D.S. located?

The NPPES record lists a practice address at 1310 W Stewart Dr Ste 202, Orange, CA, 92868. Phone: (714) 771-7555. Providers update this record themselves, so call before visiting.

How can I verify David L. Guichet, D.D.S.'s license?

NPPES lists California license number 34964, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does David L. Guichet, D.D.S. prescribe under Medicare Part D?

In 2024, David L. Guichet, D.D.S. had 76 Medicare Part D claims for 34 beneficiaries; the average among prosthodontics prescribers was 90. 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.