NPPES file of Aug 9, 2026

Robert Bruce Folk, D.D.S., M.S.

Endodontics · San Diego, CA

Robert Bruce Folk, D.D.S., M.S. is an endodontics with a practice address in San Diego, California, and NPI 1326021643, issued on Nov 21, 2005. Check the license (California 53538, 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
1326021643
Name
Robert Bruce Folk
Credential
D.D.S., M.S.
Primary taxonomy
Endodontics 1223E0200X
License number
53538 CA
Self-reported in NPPES; status is on the state search
Practice location
11777 Bernardo Plaza CT, San Diego, CA 92128
Phone
(858) 487-1559
Enumerated
Nov 21, 2005
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
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 11777 Bernardo Plaza CT

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

  1. William Bate, D.M.D.Oral and Maxillofacial Surgery (Dentist)1740309798
  2. Jeffrey Bloch, DDSGeneral Practice Dentistry1154407963
  3. James Dickinson, DDSProsthodontics1922109552
  4. Theresa Gagos, PH.D.Clinical Psychologist1013305325
  5. William McIntire, DMD,MSProsthodontics1205890167
  6. Melissa OsgoodSocial Worker1952454514

Verify Robert Bruce Folk 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 53538
    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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58% fewer Medicare Part D claims than the average endodontics in 2024

51 Medicare Part D claims for 40 beneficiaries, against an average of 121 among the 4,119 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Robert Folk51
  2. Specialty average121

Most prescribed

  1. Amoxicillin43 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.

Robert Bruce Folk among 1,018 endodontics records in California

Robert Bruce Folk, D.D.S., M.S. 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 98% 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 updated2007 · 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. Candice Kaminski, D.D.SSan Diego, CA 921281720017569
  2. Heidi Kamrath, D.D.S.San Diego, CA 921281083823843
  3. Lamar Orton, D.D.S.San Diego, CA 921281124108964
  4. Corene Poelman, D.D.S., M.S.San Diego, CA 921281598923674
  5. Joseph UhmSan Diego, CA 921291790361319
  6. Erik Balinghasay, DDSSan Diego, CA 921301245716950
  7. Lam Chittaphong, DDSSan Diego, CA 921261003012402
  8. Sean Daniels, DDSSan Diego, CA 921261285942532

Common questions

What is Robert Bruce Folk, D.D.S., M.S.'s NPI number?

Robert Bruce Folk, D.D.S., M.S.'s National Provider Identifier (NPI) is 1326021643, issued on Nov 21, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Robert Bruce Folk, D.D.S., M.S. located?

The NPPES record lists a practice address at 11777 Bernardo Plaza CT, San Diego, CA, 92128. Phone: (858) 487-1559. Providers update this record themselves, so call before visiting.

How can I verify Robert Bruce Folk, D.D.S., M.S.'s license?

NPPES lists California license number 53538, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Robert Bruce Folk, D.D.S., M.S. prescribe under Medicare Part D?

In 2024, Robert Bruce Folk, D.D.S., M.S. had 51 Medicare Part D claims for 40 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.