James Chen, M.D.
Endocrinology, Diabetes & Metabolism Physician · Summit, NJ
James Chen, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Summit, New Jersey, and NPI 1427092626, issued on Jun 16, 2006. Check the license (New Jersey MA039300, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- James Chen
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- MA039300 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 99 Beauvoir Avenue, Summit, NJ 07901
- Phone
- (908) 522-6995
- Enumerated
- Jun 16, 2006
- Record last updated
- Jan 15, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (908) 522-5884
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 417 in New Jersey → Look up another NPI →
Also registered at 99 Beauvoir Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license MA039300Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
84 Medicare Part D claims for 54 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 43% of claims.
Most prescribed
- Levothyroxine Sodium33 claims
- Synthroid25 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.
James Chen among 417 endocrinology, diabetes & metabolism physician records in New Jersey
James Chen, M.D. is one of 417 endocrinology, diabetes & metabolism physician records with a practice address in New Jersey. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 61% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileNo · 75% of these records are
- Record last updated2020 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in New Jersey
There are 417 endocrinology, diabetes & metabolism physician records in New Jersey.
All 417 in New Jersey → Every provider in Summit → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Bhanu Iyer, MDSummit, NJ 079011730287269
- Sharon Selinger, M.D.Summit, NJ 079011447337415
- Aristea Sideri Gugger, M.D., PH.D.Summit, NJ 079011235661299
- Javier Torrens, MDSummit, NJ 079011578555298
- Jeffrey Bauman, M.D.Berkeley Heights, NJ 079221447240718
- Silpa Gadiraju, M.D.Berkeley Heights, NJ 079221003105750
- Jenna Lin Boni, APN-CCedar Knolls, NJ 079271902404486
- James Soltis, MSN, APN-C GNP-CCedar Knolls, NJ 079271831481381
Common questions
What is James Chen, M.D.'s NPI number?
James Chen, M.D.'s National Provider Identifier (NPI) is 1427092626, issued on Jun 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James Chen, M.D. located?
The NPPES record lists a practice address at 99 Beauvoir Avenue, Summit, NJ, 07901. Phone: (908) 522-6995. Providers update this record themselves, so call before visiting.
How can I verify James Chen, M.D.'s license?
NPPES lists New Jersey license number MA039300, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does James Chen, M.D. prescribe under Medicare Part D?
In 2024, James Chen, M.D. had 84 Medicare Part D claims for 54 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.