NPPES file of Aug 9, 2026

Bret David Annoni, D.D.S.

General Practice Dentistry · Walnut Creek, CA

Bret David Annoni, D.D.S. is a general practice dentistry with a practice address in Walnut Creek, California, and NPI 1982651295, issued on May 30, 2006. Check the license (California 42112, 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
1982651295
Name
Bret David Annoni
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
42112 CA
Self-reported in NPPES; status is on the state search
Practice location
1855 San Miguel Dr, Walnut Creek, CA 94596
Phone
(925) 934-3892
Enumerated
May 30, 2006
Record last updated
Jul 13, 2026
Fax
(925) 934-3606
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. Bobby Aycock, M.D.Plastic Surgery Physician1063567873
  2. Joseph Barakeh, DO PHDOphthalmology Physician1013990613
  3. Michael Carpentier, D.D.S.General Practice Dentistry1568558476
  4. Mark Drucker, MDOphthalmology Physician1699753046
  5. Howard Friedman, PH.D.Clinical Neuropsychologist1578789780
  6. Charles Hanson, M.D.Pediatrics Physician1245243567

Verify Bret David Annoni 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 42112
    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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23% more Medicare Part D claims than the average general practice dentistry in 2024

102 Medicare Part D claims for 47 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. 14 claims were for opioids.

  1. Bret Annoni102
  2. Specialty average83

Most prescribed

  1. Amoxicillin31 claims
  2. Chlorhexidine Gluconate19 claims
  3. Hydrocodone-Acetaminophen13 claims
  4. Clinpro 500012 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: $62.20

3 payments; by number, the most common kind was food and beverage; the largest payer was BioHorizons Implant Systems Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Bret Annoni$62.20
  2. Specialty average$597.01

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

71 general practice dentistry records list a practice address in Walnut Creek

They are 71 of the 6,170 NPPES records with a practice address in Walnut Creek, and 17,852 general practice dentistry records in California.

Other general practice dentistry records in California

  1. Ronald Aanerud, DDSSan Diego, CA1871752931
  2. Steven Aaronson, D.D.S.Santa Monica, CA1265455851
  3. Shahrzad Aarup, DDSPomona, CA1265784367
  4. Al Abad, DDSSan Jose, CA1104992148
  5. Erwin Abad, D.D.S.Canoga Park, CA1861590093
  6. Francine Abad, DDSSan Francisco, CA1942700810
  7. Maria Abad, D.D.S.Norwalk, CA1215006754
  8. Mark Ryan Abad, DDSDaly City, CA1770357394
  9. Sanaz Abadi, D.D.S.Los Angeles, CA1699934026
  10. Ernesto Abadilla, DDSPalm Desert, CA1508063801

Common questions

What is Bret David Annoni, D.D.S.'s NPI number?

Bret David Annoni, D.D.S.'s National Provider Identifier (NPI) is 1982651295, issued on May 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Bret David Annoni, D.D.S. located?

The NPPES record lists a practice address at 1855 San Miguel Dr, Walnut Creek, CA, 94596. Phone: (925) 934-3892. Providers update this record themselves, so call before visiting.

How can I verify Bret David Annoni, D.D.S.'s license?

NPPES lists California license number 42112, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Bret David Annoni, D.D.S. prescribe under Medicare Part D?

In 2024, Bret David Annoni, D.D.S. had 102 Medicare Part D claims for 47 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.