Justin James Yoshihara, DMD
Dentist · Union City, CA
Justin James Yoshihara, DMD is a dentist with a practice address in Union City, California, and NPI 1649830969, issued on Jun 18, 2019. Check the license (California 103806, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Justin James Yoshihara
- Credential
- DMD
- Primary taxonomy
- Dentist 122300000X
- License number
- 103806 CA
Self-reported in NPPES; status is on the state search - Practice location
- 29300 Kohoutek Way Ste 100, Union City, CA 94587
- Phone
- (510) 324-4411
- Enumerated
- Jun 18, 2019
- Record last updated
- Jan 1, 2026
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Also registered at 29300 Kohoutek Way Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Frances Wang, DMDEndodontics1649480252
Verify Justin James Yoshihara in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 103806Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% more Medicare Part D claims than the average dentist in 2024
87 Medicare Part D claims for 45 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
Most prescribed
- Amoxicillin41 claims
- Chlorhexidine Gluconate14 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.
Justin James Yoshihara among 14,729 dentist records in California
Justin James Yoshihara, DMD is one of 14,729 dentist records with a practice address in California. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 78% of them.
- NPI issued2019 · 78% of these records are older, 19% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2026 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
26 dentist records list a practice address in Union City
They are 26 of the 1,006 NPPES records with a practice address in Union City, and 14,729 dentist records in California.
All 14,729 in California → Every provider in Union City → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Ann Bess Chanco, DMDUnion City, CA 945871518086701
- Peirong Guo, DDSUnion City, CA 945871316050099
- Loc Huynh, DMDUnion City, CA 945871861588725
- Michael Kimura, DDS DOCTORATE DENTALUnion City, CA 945871841332137
- Marcus Lin, DDSUnion City, CA 945871972885002
- Michael Magtoto, DMD, MMSC, DDSUnion City, CA 945871053446245
- Prachi Mehta, DDSUnion City, CA 945871508208919
- Anthony Mock, D.D.S.Union City, CA 945871235237330
Common questions
What is Justin James Yoshihara, DMD's NPI number?
Justin James Yoshihara, DMD's National Provider Identifier (NPI) is 1649830969, issued on Jun 18, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Justin James Yoshihara, DMD located?
The NPPES record lists a practice address at 29300 Kohoutek Way Ste 100, Union City, CA, 94587. Phone: (510) 324-4411. Providers update this record themselves, so call before visiting.
How can I verify Justin James Yoshihara, DMD's license?
NPPES lists California license number 103806, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Justin James Yoshihara, DMD prescribe under Medicare Part D?
In 2024, Justin James Yoshihara, DMD had 87 Medicare Part D claims for 45 beneficiaries; the average among dentist prescribers was 86. 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.