NPPES file of Aug 9, 2026

John H. Tseng, DDS

General Practice Dentistry · New York, NY

John H. Tseng, DDS is a general practice dentistry with a practice address in New York, New York, and NPI 1245720648, issued on May 11, 2018. Check the license (New York 060607, as entered in NPPES) with the New York 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
1245720648
Name
John H. Tseng
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
060607 NY
Self-reported in NPPES; status is on the state search
Practice location
Metropolitan Hospital Department OF Dental Medicine, New York, NY 10029
Phone
(212) 423-6271
Enumerated
May 11, 2018
Record last updated
Sep 8, 2019 (not updated in 7 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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Verify John H. Tseng in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 060607
    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
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66% fewer Medicare Part D claims than the average general practice dentistry in 2024

28 Medicare Part D claims for 11 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. John Tseng28
  2. Specialty average83

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.

John H. Tseng among 7,828 general practice dentistry records in New York

John H. Tseng, DDS is one of 7,828 general practice dentistry records with a practice address in New York. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 88% of them.

  • NPI issued2018 · 88% of these records are older, 11% newer
  • In a Medicare fileYes · 60% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2019 · 79% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,248 general practice dentistry records list a practice address in New York

They are 1,248 of the 98,468 NPPES records with a practice address in New York, and 7,828 general practice dentistry records in New York.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Robert EyckmansNew York, NY 100291447261128
  2. Frederic Giauque, DDSNew York, NY 100291679626238
  3. Yordanka Ivanova, D.M.DNew York, NY 100291023120433
  4. Devi Konar, D.D.SNew York, NY 100291447393384
  5. John Letizia, DMDNew York, NY 100291881742567
  6. Joseph Morales, D.D.S.New York, NY 100291649352444
  7. Nabendu Mukherjee, D.D.S.New York, NY 100291700948825
  8. Gregory Oselkin, DDSNew York, NY 100291952457848

Common questions

What is John H. Tseng, DDS's NPI number?

John H. Tseng, DDS's National Provider Identifier (NPI) is 1245720648, issued on May 11, 2018. An NPI identifies a provider in billing; it is not a license.

Where is John H. Tseng, DDS located?

The NPPES record lists a practice address at Metropolitan Hospital Department OF Dental Medicine, New York, NY, 10029. Phone: (212) 423-6271. Providers update this record themselves, so call before visiting.

How can I verify John H. Tseng, DDS's license?

NPPES lists New York license number 060607, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does John H. Tseng, DDS prescribe under Medicare Part D?

In 2024, John H. Tseng, DDS had 28 Medicare Part D claims for 11 beneficiaries; the average among general practice dentistry prescribers was 83. 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.