Nancy Ian Chen
Dentist · Flemington, NJ
Nancy Ian Chen is a dentist with a practice address in Flemington, New Jersey, and NPI 1871848937, issued on Jul 16, 2012. Check the license (New Jersey 22DI02477400, as entered in NPPES) with the New Jersey board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nancy Ian Chen
- Primary taxonomy
- Dentist 122300000X
- License number
- 22DI02477400 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 200 Route 31, Flemington, NJ 08822
- Phone
- (908) 237-5100
- Enumerated
- Jul 16, 2012
- Record last updated
- Jul 16, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (908) 237-0051
- Entity
- Type 1 · individual
8 nearest dentist records → All 2,742 in New Jersey → Look up another NPI →
Also registered at 200 Route 31
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tricia Oconer, D.D.S.General Practice Dentistry1457563496
Verify Nancy Ian Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Jersey board licenses this profession
Search for license 22DI02477400Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% fewer Medicare Part D claims than the average dentist in 2024
36 Medicare Part D claims for 16 beneficiaries, against an average of 86 among the 51,021 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: $41.19
1 payment: food and beverage; the largest payer was Zimvie Inc. The 31,974 providers of this specialty with any payment received $540.36 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.
Nancy Ian Chen among 2,742 dentist records in New Jersey
Nancy Ian Chen is one of 2,742 dentist records with a practice address in New Jersey. 63% 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 61% of them.
- NPI issued2012 · 61% of these records are older, 37% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2012 · 74% 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 New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dentist providers in New Jersey
There are 2,742 dentist records in New Jersey.
All 2,742 in New Jersey → Every provider in Flemington → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Curtis Adams, DMDFlemington, NJ 088221487829594
- Martin Adams, DDSFlemington, NJ 088221164689352
- Peter Costas, DMDFlemington, NJ 088221205822129
- Fabiola Cuba Valencia, DMDFlemington, NJ 088221033963285
- Brian Falk, D.D.S.Flemington, NJ 088221063901916
- William Kraus, DMDFlemington, NJ 088221083831432
- Michael Leyferman, D.M.D.Flemington, NJ 088221659312445
- Nathaly Nolido, DMDFlemington, NJ 088221295804631
Common questions
What is Nancy Ian Chen's NPI number?
Nancy Ian Chen's National Provider Identifier (NPI) is 1871848937, issued on Jul 16, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Nancy Ian Chen located?
The NPPES record lists a practice address at 200 Route 31, Flemington, NJ, 08822. Phone: (908) 237-5100. Providers update this record themselves, so call before visiting.
How can I verify Nancy Ian Chen's license?
NPPES lists New Jersey license number 22DI02477400, as entered by the provider. Search the New Jersey board that licenses this profession; the NPPES record confirms identity only.
How much does Nancy Ian Chen prescribe under Medicare Part D?
In 2024, Nancy Ian Chen had 36 Medicare Part D claims for 16 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.