NPPES file of Aug 9, 2026

Chia-Yu Chen, DDS

Periodontics · Boston, MA

Chia-Yu Chen, DDS is a periodontics with a practice address in Boston, Massachusetts, and NPI 1952777286, issued on Aug 21, 2015. Check the license (Massachusetts DF11680, as entered in NPPES) with the Massachusetts 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
1952777286
Name
Chia-Yu Chen
Credential
DDS
Primary taxonomy
Periodontics 1223P0300X
License number
DF11680 MA
Self-reported in NPPES; status is on the state search
Practice location
188 Longwood Ave, Boston, MA 02115
Phone
(617) 432-1434
Enumerated
Aug 21, 2015
Record last updated
Feb 9, 2021 (not updated in 5 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 188 Longwood Ave

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

  1. David Abdelmalak, D.D.S.Endodontics1497156889
  2. Mario Abdennour, DMD MMSCEndodontics1689749574
  3. Rachyl AdamsDentist1346005972
  4. Samuel AkhondiDentist1710764535
  5. Alyaa Al-Dohan, BDSOrthodontics and Dentofacial Orthopedics Dentistry1942729264
  6. Salem Al-Qabandi, DMDOrthodontics and Dentofacial Orthopedics Dentistry1518129519

Verify Chia-Yu Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license DF11680
    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 Massachusetts license search

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78% fewer Medicare Part D claims than the average periodontics in 2024

61 Medicare Part D claims for 36 beneficiaries, against an average of 277 among the 4,191 providers of this specialty who prescribed in Part D.

  1. Chia-Yu Chen61
  2. Specialty average277

Most prescribed

  1. Amoxicillin34 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.

Chia-Yu Chen among 390 periodontics records in Massachusetts

Chia-Yu Chen, DDS is one of 390 periodontics records with a practice address in Massachusetts. 54% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 77% of them.

  • NPI issued2015 · 77% of these records are older, 20% newer
  • In a Medicare fileYes · 54% of these records are
  • In the CMS Doctors and Clinicians fileNo · 0% of these records are
  • Record last updated2021 · 81% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223P0300X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Periodontics providers in Massachusetts

There are 390 periodontics records in Massachusetts.

The 8 periodontics records with the nearest ZIP codes

  1. Reem Atout, BDS, DDS, MSBoston, MA 021151649500802
  2. Mersiha Avdic, DMDBoston, MA 021151720259203
  3. Guillaume Campard, DDSBoston, MA 021151730346032
  4. Baher Felemban, DMDBoston, MA 021151871878660
  5. William Giannobile, DDS MS,DMSCBoston, MA 021151649347428
  6. Chie Hayashi, DDS, PHDBoston, MA 021151487938783
  7. Thomas Howell, DDSBoston, MA 021151275639957
  8. Nadeem Karimbux, DMDBoston, MA 021151417061102

Common questions

What is Chia-Yu Chen, DDS's NPI number?

Chia-Yu Chen, DDS's National Provider Identifier (NPI) is 1952777286, issued on Aug 21, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Chia-Yu Chen, DDS located?

The NPPES record lists a practice address at 188 Longwood Ave, Boston, MA, 02115. Phone: (617) 432-1434. Providers update this record themselves, so call before visiting.

How can I verify Chia-Yu Chen, DDS's license?

NPPES lists Massachusetts license number DF11680, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Chia-Yu Chen, DDS prescribe under Medicare Part D?

In 2024, Chia-Yu Chen, DDS had 61 Medicare Part D claims for 36 beneficiaries; the average among periodontics prescribers was 277. 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.