NPPES file of Aug 9, 2026

Kenneth Louis Kronstadt, D.M.D.

Prosthodontics · New York, NY

Kenneth Louis Kronstadt, D.M.D. is a prosthodontics with a practice address in New York, New York, and NPI 1669885059, issued on Jun 4, 2014. Check the license (New York 061026, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1669885059
Name
Kenneth Louis Kronstadt
Credential
D.M.D.
Primary taxonomy
Prosthodontics 1223P0700X
License numbers
061026 NY
11612 CT
Self-reported in NPPES; status is on the state search
Practice location
1275 York Ave, New York, NY 10065
Phone
(212) 639-7644
Enumerated
Jun 4, 2014
Record last updated
Sep 3, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(929) 321-7292
Medicare enrollment
Enrolled (PECOS I20211217001508); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1275 York Ave

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

  1. Nivedita Aanur, M.D.Internal Medicine Physician1982833471
  2. Amy Aaronson, AC-PNP, RNCritical Care Pediatric Nurse Practitioner1407323504
  3. Michelle Abboud, N.P.Acute Care Nurse Practitioner1730596008
  4. Gina Abdulahad, PA-CPhysician Assistant1174027064
  5. Wassim Abida, MD, PHDHematology & Oncology Physician1518101096
  6. Lincy Abraham, NPPediatric Nurse Practitioner1295003739

Verify Kenneth Louis Kronstadt 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 061026
    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 New York license search

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66% fewer Medicare Part D claims than the average prosthodontics in 2024

31 Medicare Part D claims for 14 beneficiaries, against an average of 90 among the 1,779 providers of this specialty who prescribed in Part D.

  1. Kenneth Kronstadt31
  2. Specialty average90

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.

The practice group's MIPS final score for 2023 (Medicare payment program): 90.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score87.9
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Mskcc Surgery GroupNew York, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kenneth Louis Kronstadt among 425 prosthodontics records in New York

Kenneth Louis Kronstadt, D.M.D. is one of 425 prosthodontics records with a practice address in New York. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 81% of them.

  • NPI issued2014 · 81% of these records are older, 16% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 2% of these records are
  • Graduated2014 · median 2008 among the 10 with a school on file
  • Record last updated2021 · 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 1223P0700X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Prosthodontics providers in New York

There are 425 prosthodontics records in New York.

The 8 prosthodontics records with the nearest ZIP codes

  1. Robert Berg, D.M.D.New York, NY 100651770725699
  2. Sanders Borisoff, D.D.S.New York, NY 100651366642324
  3. Anthony Classi, D.M.D.New York, NY 100651548463730
  4. James Doundoulakis, DMD,MSNew York, NY 100651750472775
  5. Edwin Greenstone, D.D.SNew York, NY 100651558575357
  6. Nahyun Lee, DDSNew York, NY 100651992393342
  7. Terry Lin, DDS, MS, FACPNew York, NY 100651700170453
  8. Shariss Ostrager, DDSNew York, NY 100651740969401

Common questions

What is Kenneth Louis Kronstadt, D.M.D.'s NPI number?

Kenneth Louis Kronstadt, D.M.D.'s National Provider Identifier (NPI) is 1669885059, issued on Jun 4, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Kenneth Louis Kronstadt, D.M.D. located?

The NPPES record lists a practice address at 1275 York Ave, New York, NY, 10065. Phone: (212) 639-7644. Providers update this record themselves, so call before visiting.

How can I verify Kenneth Louis Kronstadt, D.M.D.'s license?

NPPES lists New York license number 061026, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Kenneth Louis Kronstadt, D.M.D. prescribe under Medicare Part D?

In 2024, Kenneth Louis Kronstadt, D.M.D. had 31 Medicare Part D claims for 14 beneficiaries; the average among prosthodontics prescribers was 90. Part D covers Medicare prescriptions only.

What is Kenneth Louis Kronstadt, D.M.D.'s MIPS final score?

The 2023 MIPS final score is 90.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.