NPPES file of Aug 9, 2026

Anthony Joseph Rega, DDS

Oral and Maxillofacial Surgery (Dentist) · San Ramon, CA

Anthony Joseph Rega, DDS is an oral and maxillofacial surgery (dentist) with a practice address in San Ramon, California, and NPI 1588668206, issued on Jun 9, 2005. Check the license (California 50977, 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
1588668206
Name
Anthony Joseph Rega
Credential
DDS
Primary taxonomy
Oral and Maxillofacial Surgery (Dentist) 1223S0112X
License number
50977 CA
Self-reported in NPPES; status is on the state search
Practice location
5401 Norris Canyon RD, San Ramon, CA 94583
Phone
(925) 830-0800
Enumerated
Jun 9, 2005
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(925) 830-0871
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 5401 Norris Canyon RD

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

  1. Anitha Angan, MDPulmonary Disease Physician1528261500
  2. David Collins, MDNeurology Physician1982691705
  3. Aimee Eyvazzadeh, MDReproductive Endocrinology Physician1922125582
  4. Anupama Ganga, MDPhysical Medicine & Rehabilitation Physician1235382334
  5. Richard Gracer, MDInterventional Pain Medicine Physician1972676930
  6. Erica Horton, PAMedical Physician Assistant1346271525

Verify Anthony Joseph Rega 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 50977
    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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36% fewer Medicare Part D claims than the average oral and maxillofacial surgery (dentist) in 2024

261 Medicare Part D claims for 111 beneficiaries, against an average of 406 among the 5,870 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 97 claims were for opioids.

  1. Anthony Rega261
  2. Specialty average406

Most prescribed

  1. Azithromycin100 claims
  2. Acetaminophen-Codeine95 claims
  3. Amoxicillin38 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: $105.08

3 payments; by number, the most common kind was food and beverage; the largest payer was Straumann USA LLC. The 4,075 providers of this specialty with any payment received $1,077.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Anthony Rega$105.08
  2. Specialty average$1,077.58

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

Anthony Joseph Rega among 987 oral and maxillofacial surgery (dentist) records in California

Anthony Joseph Rega, DDS is one of 987 oral and maxillofacial surgery (dentist) records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 97% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 7% of these records are
  • Record last updated2007 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223S0112X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Oral and Maxillofacial Surgery (Dentist) providers in California

There are 987 oral and maxillofacial surgery (dentist) records in California.

The 8 oral and maxillofacial surgery (dentist) records with the nearest ZIP codes

  1. Benjamin Shimel, DDSSan Ramon, CA 945831023495637
  2. Jeremy Owyoung, DDSSan Ramon, CA 945821225262652
  3. Kyle Van Brocklin, D.M.D., M.S.San Ramon, CA 945821659454015
  4. Hidemi Oka, DMD MD MSUnion City, CA 945871629260369
  5. Hany Attia, D.D.S.San Leandro, CA 945771740478379
  6. Jeffrey Clayton, DDSSan Leandro, CA 945771003995150
  7. John Cooper, DDSSan Leandro, CA 945771134205545
  8. George Takahashi, D.D.S.San Leandro, CA 945771275670077

Common questions

What is Anthony Joseph Rega, DDS's NPI number?

Anthony Joseph Rega, DDS's National Provider Identifier (NPI) is 1588668206, issued on Jun 9, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Anthony Joseph Rega, DDS located?

The NPPES record lists a practice address at 5401 Norris Canyon RD, San Ramon, CA, 94583. Phone: (925) 830-0800. Providers update this record themselves, so call before visiting.

How can I verify Anthony Joseph Rega, DDS's license?

NPPES lists California license number 50977, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Anthony Joseph Rega, DDS prescribe under Medicare Part D?

In 2024, Anthony Joseph Rega, DDS had 261 Medicare Part D claims for 111 beneficiaries; the average among oral and maxillofacial surgery (dentist) prescribers was 406. 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.