NPPES file of Aug 9, 2026

Benjamin Halpern, D.D.S.

Periodontics · San Leandro, CA

Benjamin Halpern, D.D.S. is a periodontics with a practice address in San Leandro, California, and NPI 1164978672, issued on Aug 26, 2016. Check the license (California DDS100666, 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
1164978672
Name
Benjamin Halpern
Credential
D.D.S.
Primary taxonomy
Periodontics 1223P0300X
License number
DDS100666 CA
Self-reported in NPPES; status is on the state search
Practice location
299 Juana Ave Ste C, San Leandro, CA 94577
Phone
(510) 352-6266
Enumerated
Aug 26, 2016
Record last updated
Aug 15, 2022
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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8 nearest periodontics records → All 929 in California → Look up another NPI →

Also registered at 299 Juana Ave Ste C

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

  1. Karl Ching, D.D.S.Periodontics1174669113
  2. Nathan Palanker, DDS, MSPeriodontics1134623523

Verify Benjamin Halpern 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 DDS100666    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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77% fewer Medicare Part D claims than the average periodontics in 2024

63 Medicare Part D claims for 47 beneficiaries, against an average of 277 among the 4,191 providers of this specialty who prescribed in Part D.

  1. Benjamin Halpern63
  2. Specialty average277

Most prescribed

  1. Amoxicillin50 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.

Benjamin Halpern among 929 periodontics records in California

Benjamin Halpern, D.D.S. is one of 929 periodontics records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 85% of them.

  • NPI issued2016 · 85% of these records are older, 12% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2022 · 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 1223P0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Periodontics providers in California

There are 929 periodontics records in California.

All 929 in California → Every provider in San Leandro → Periodontics nationwide →

The 8 periodontics records with the nearest ZIP codes

  1. Karl Ching, D.D.S.San Leandro, CA 945771174669113
  2. Larry Madsen, DDSSan Leandro, CA 945771689860579
  3. Nathan Palanker, DDS, MSSan Leandro, CA 945771134623523
  4. Stanley Ross, D.D.S.San Leandro, CA 945771639225386
  5. Alice Tai, DDSSan Ramon, CA 945821760593933
  6. Janice Kaeley, DDS, MSDSan Ramon, CA 945831659616654
  7. Anisha Thondukolam, DDSSan Ramon, CA 945831609109768
  8. Philip Vassilopoulos, D.D.S., D.M.D.San Ramon, CA 945831538382569

Common questions

What is Benjamin Halpern, D.D.S.'s NPI number?

Benjamin Halpern, D.D.S.'s National Provider Identifier (NPI) is 1164978672, issued on Aug 26, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Benjamin Halpern, D.D.S. located?

The NPPES record lists a practice address at 299 Juana Ave Ste C, San Leandro, CA, 94577. Phone: (510) 352-6266. Providers update this record themselves, so call before visiting.

How can I verify Benjamin Halpern, D.D.S.'s license?

NPPES lists California license number DDS100666, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Benjamin Halpern, D.D.S. prescribe under Medicare Part D?

In 2024, Benjamin Halpern, D.D.S. had 63 Medicare Part D claims for 47 beneficiaries; the average among periodontics prescribers was 277. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.