NPPES file of Aug 9, 2026

James Jun Ho Choi, DDS

General Practice Dentistry · San Leandro, CA

James Jun Ho Choi, DDS is a general practice dentistry with a practice address in San Leandro, California, and NPI 1083387385, issued on Aug 1, 2021. Check the license (California 106570, 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
1083387385
Name
James Jun Ho Choi
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License numbers
106570 CA
DDS106580 CA
Self-reported in NPPES; status is on the state search
Practice location
680 Bancroft Ave, San Leandro, CA 94577
Phone
(510) 569-0218
Enumerated
Aug 1, 2021
Record last updated
Feb 21, 2023
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 680 Bancroft Ave

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

  1. Hsiu-Chaai Chang, DDSGeneral Practice Dentistry1982791315
  2. Jacquelyn Chau, DDSGeneral Practice Dentistry1447149331
  3. Tsung Chen, DDSGeneral Practice Dentistry1588902365
  4. John Diponziano, DDSDentist1770569600
  5. Sui Yan Angel Leung, DDSGeneral Practice Dentistry1598388498
  6. Audrey MinDentist1043970957

Verify James Jun Ho Choi 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 106570
    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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86% fewer Medicare Part D claims than the average general practice dentistry in 2024

12 Medicare Part D claims, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. James Choi12
  2. Specialty average83

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.

James Jun Ho Choi among 17,852 general practice dentistry records in California

James Jun Ho Choi, DDS is one of 17,852 general practice dentistry records with a practice address in California. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 89% of them.

  • NPI issued2021 · 89% of these records are older, 9% newer
  • In a Medicare fileYes · 57% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2023 · 79% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

75 general practice dentistry records list a practice address in San Leandro

They are 75 of the 4,976 NPPES records with a practice address in San Leandro, and 17,852 general practice dentistry records in California.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Judith Angeles, DMDSan Leandro, CA 945771659386092
  2. Hsiu-Chaai Chang, DDSSan Leandro, CA 945771982791315
  3. Karyn Chun, DDSSan Leandro, CA 945771518963826
  4. Vera Fritsch, D.M.D.San Leandro, CA 945771427156546
  5. Eleanor Haley, DDSSan Leandro, CA 945771922108448
  6. Scott Hoang, D.D.S.San Leandro, CA 945771821170374
  7. James Khoe, D.D.S.San Leandro, CA 945771235239815
  8. Gregory Kong, D.D.S.San Leandro, CA 945771629169123

Common questions

What is James Jun Ho Choi, DDS's NPI number?

James Jun Ho Choi, DDS's National Provider Identifier (NPI) is 1083387385, issued on Aug 1, 2021. An NPI identifies a provider in billing; it is not a license.

Where is James Jun Ho Choi, DDS located?

The NPPES record lists a practice address at 680 Bancroft Ave, San Leandro, CA, 94577. Phone: (510) 569-0218. Providers update this record themselves, so call before visiting.

How can I verify James Jun Ho Choi, DDS's license?

NPPES lists California license number 106570, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does James Jun Ho Choi, DDS prescribe under Medicare Part D?

In 2024, James Jun Ho Choi, DDS had 12 Medicare Part D claims; 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.