NPPES file of Aug 9, 2026

Zhi Sun

Dentist · Methuen, MA

Zhi Sun is a dentist with a practice address in Methuen, Massachusetts, and NPI 1528432663, issued on Nov 29, 2015. Check the license (Massachusetts DN1857087, 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
1528432663
Name
Zhi Sun
Primary taxonomy
Dentist 122300000X
License number
DN1857087 MA
Self-reported in NPPES; status is on the state search
Practice location
126A Pleasant Valley St, Methuen, MA 01844
Phone
(978) 681-7873
Enumerated
Nov 29, 2015
Record last updated
Nov 29, 2015 (not updated in 11 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 126A Pleasant Valley St

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

  1. John Beal, DMDGeneral Practice Dentistry1114904158
  2. Norman Rogers, DDSGeneral Practice Dentistry1386621753
  3. Stephen Weisner, DMDOrthodontics and Dentofacial Orthopedics Dentistry1205857976

Verify Zhi Sun 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 DN1857087
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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80% fewer Medicare Part D claims than the average dentist in 2024

17 Medicare Part D claims for 11 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Zhi Sun17
  2. Specialty average86

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.

Zhi Sun among 2,934 dentist records in Massachusetts

Zhi Sun is one of 2,934 dentist records with a practice address in Massachusetts. 58% 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 49% of them.

  • NPI issued2015 · 49% of these records are older, 48% newer
  • In a Medicare fileYes · 58% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2015 · 63% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

20 dentist records list a practice address in Methuen

They are 20 of the 881 NPPES records with a practice address in Methuen, and 2,934 dentist records in Massachusetts.

The 8 dentist records with the nearest ZIP codes

  1. George Abou-Ezzi, D.M.D.Methuen, MA 018441225158280
  2. Nadia Daljeet, DMDMethuen, MA 018441467869263
  3. Hoang Do, DMDMethuen, MA 018441306108832
  4. Amirali Fattahi, DMDMethuen, MA 018441992012140
  5. Sarah Finne, DMD, MPHMethuen, MA 018441003244856
  6. Swapnil GuptaMethuen, MA 018441245639020
  7. Robert Hajjar, DDSMethven, MA 018441962512814
  8. Andrew Lyons, DMDMethuen, MA 018441982688446

Common questions

What is Zhi Sun's NPI number?

Zhi Sun's National Provider Identifier (NPI) is 1528432663, issued on Nov 29, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Zhi Sun located?

The NPPES record lists a practice address at 126A Pleasant Valley St, Methuen, MA, 01844. Phone: (978) 681-7873. Providers update this record themselves, so call before visiting.

How can I verify Zhi Sun's license?

NPPES lists Massachusetts license number DN1857087, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Zhi Sun prescribe under Medicare Part D?

In 2024, Zhi Sun had 17 Medicare Part D claims for 11 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.