J James Chen, DDS,, MS,, PHD.
Orthodontics and Dentofacial Orthopedics Dentistry · San Mateo, CA
J James Chen, DDS,, MS,, PHD. is an orthodontics and dentofacial orthopedics dentistry with a practice address in San Mateo, California, and NPI 1073885505, issued on Jan 30, 2012. Check the license (California 44576, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- J James Chen
- Credential
- DDS,, MS,, PHD.
- Primary taxonomy
- Orthodontics and Dentofacial Orthopedics Dentistry 1223X0400X
- License number
- 44576 CA
Self-reported in NPPES; status is on the state search - Practice location
- 19 11TH Avenue, San Mateo, CA 94401
- Phone
- (650) 570-4365
- Enumerated
- Jan 30, 2012
- Record last updated
- Jan 30, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (650) 570-4127
- Entity
- Type 1 · individual
8 nearest orthodontics and dentofacial orthopedics dentistry records → All 1,881 in California → Look up another NPI →
Verify J James Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 44576Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average orthodontics and dentofacial orthopedics dentistry in 2024
12 Medicare Part D claims, against an average of 32 among the 127 providers of this specialty who prescribed in Part D.
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.
Industry payments in 2024: $87.86
1 payment: food and beverage; the largest payer was Stryker Corporation. The 7,622 providers of this specialty with any payment received $1,641.73 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
J James Chen among 1,881 orthodontics and dentofacial orthopedics dentistry records in California
J James Chen, DDS,, MS,, PHD. is one of 1,881 orthodontics and dentofacial orthopedics dentistry 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 2012, is newer than 68% of them.
- NPI issued2012 · 68% of these records are older, 28% 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 updated2012 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223X0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthodontics and Dentofacial Orthopedics Dentistry providers in California
There are 1,881 orthodontics and dentofacial orthopedics dentistry records in California.
All 1,881 in California → Every provider in San Mateo → Orthodontics and Dentofacial Orthopedics Dentistry nationwide →
The 8 orthodontics and dentofacial orthopedics dentistry records with the nearest ZIP codes
- Alexa Alborzi, DDS, MDS, INC.San Mateo, CA 944011063593390
- Thomas Ellerhorst, D.D.S., M.S.D.San Mateo, CA 944011659575751
- Maybelle Gomez, DDS, MSDSan Mateo, CA 944011144592940
- Bradley Smith, D.M.D.San Mateo, CA 944011023412921
- Bruce Snyder, D.M.D.San Mateo, CA 944011295844090
- You Chen Tao, DDS, MSSan Mateo, CA 944011003167958
- Adrian Vogt, D.D.S., M.S.D.San Mateo, CA 944011154414480
- Brian Wong, D.D.S.San Mateo, CA 944011750596888
Common questions
What is J James Chen, DDS,, MS,, PHD.'s NPI number?
J James Chen, DDS,, MS,, PHD.'s National Provider Identifier (NPI) is 1073885505, issued on Jan 30, 2012. An NPI identifies a provider in billing; it is not a license.
Where is J James Chen, DDS,, MS,, PHD. located?
The NPPES record lists a practice address at 19 11TH Avenue, San Mateo, CA, 94401. Phone: (650) 570-4365. Providers update this record themselves, so call before visiting.
How can I verify J James Chen, DDS,, MS,, PHD.'s license?
NPPES lists California license number 44576, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does J James Chen, DDS,, MS,, PHD. prescribe under Medicare Part D?
In 2024, J James Chen, DDS,, MS,, PHD. had 12 Medicare Part D claims; the average among orthodontics and dentofacial orthopedics dentistry prescribers was 32. 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.