NPPES file of Aug 9, 2026

Jennifer Chang Du, D.D.S

General Practice Dentistry · San Jose, CA

Jennifer Chang Du, D.D.S is a general practice dentistry with a practice address in San Jose, California, and NPI 1659789626, issued on Jul 23, 2014. Check the license (California 63506, 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
1659789626
Name
Jennifer Chang Du
Credential
D.D.S
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
63506 CA
Self-reported in NPPES; status is on the state search
Practice location
1672 Mckee RD, San Jose, CA 95116
Phone
(408) 272-3999
Enumerated
Jul 23, 2014
Record last updated
Jul 23, 2014 (not updated in 12 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 1672 Mckee RD

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

  1. Hyo Jung Chung, DDSGeneral Practice Dentistry1114449907
  2. Toan Nguyen, D.D.S.General Practice Dentistry1437292604
  3. Hai Phan, D.D.S.General Practice Dentistry1144363326
  4. Reid Sano, DMDDentist1255937900
  5. Vu Tran, DMDDentist1306445689

Verify Jennifer Chang Du 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 63506
    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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71% fewer Medicare Part D claims than the average general practice dentistry in 2024

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

  1. Jennifer Du24
  2. Specialty average83

Most prescribed

  1. Amoxicillin13 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.

Jennifer Chang Du among 17,852 general practice dentistry records in California

Jennifer Chang Du, D.D.S 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 2014, is newer than 76% of them.

  • NPI issued2014 · 76% of these records are older, 22% 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 updated2014 · 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).

583 general practice dentistry records list a practice address in San Jose

They are 583 of the 20,925 NPPES records with a practice address in San Jose, and 17,852 general practice dentistry records in California.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Ferial Bagha, D.D.S.San Jose, CA 951161124133012
  2. Bhakti Desai, DDSSan Jose, CA 951161588737407
  3. Natalie Huynh, D.D.SSan Jose, CA 951161902919681
  4. Fei Hwang, D.D.S.San Jose, CA 951161740362722
  5. Daisy Ison, DDSSan Jose, CA 951161518033737
  6. David JouSan Jose, CA 951161548328453
  7. Imelda Nagtalon, DDSSan Jose, CA 951161730238239
  8. Huong Nguyen, DDSSan Jose, CA 951161306878467

Common questions

What is Jennifer Chang Du, D.D.S's NPI number?

Jennifer Chang Du, D.D.S's National Provider Identifier (NPI) is 1659789626, issued on Jul 23, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Chang Du, D.D.S located?

The NPPES record lists a practice address at 1672 Mckee RD, San Jose, CA, 95116. Phone: (408) 272-3999. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Chang Du, D.D.S's license?

NPPES lists California license number 63506, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Jennifer Chang Du, D.D.S prescribe under Medicare Part D?

In 2024, Jennifer Chang Du, D.D.S had 24 Medicare Part D claims for 14 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.