Registry data as of Aug 27, 2026

Margaux Schwartzstein

General Practice Dentistry · Stamford, CT

Margaux Schwartzstein is a general practice dentistry with a practice address in Stamford, Connecticut, and NPI 1194345017, issued on Apr 21, 2020. Check the license (Connecticut 13240, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1194345017
Name
Margaux Schwartzstein
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
13240 CT
Self-reported in NPPES; status is on the state search
Practice location
2001 W Main St Ste 135, Stamford, CT 06902
Phone
(203) 717-1717
Enumerated
Apr 21, 2020
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.
Download card Updates feed

Verify Margaux Schwartzstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 13240
    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 Connecticut 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.

Industry payments in 2024: $181.82

2 payments, mostly food and beverage; the largest payer was Geistlich Pharma, North America, Inc.. The 40,968 providers of this specialty with any payment received $593.28 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Margaux Schwartzstein$181.82
  2. Specialty average$593.28

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

90 general practice dentistry records list a Stamford practice address

They are 90 of the 2,774 NPPES records with a Stamford practice address, and 1,629 general practice dentistry records in Connecticut.

Other general practice dentistry records in Connecticut

  1. Jadee Abbott, DDSBerlin, CT1801456306
  2. Bruce Abel, D.M.D.West Hartford, CT1265553119
  3. Stuart Abrams, DMDStamford, CT1003994393
  4. Dimitri Adamidis, DMDNewington, CT1558008102
  5. Dunkin AdamsNorwalk, CT1598330045
  6. Tabrez Adil, DMDMiddletown, CT1184101263
  7. Shande Adinyaguev, DDSNew Haven, CT1346862570
  8. Anna Adjei, DDSNorwalk, CT1811717382
  9. Mehnosh Afkari, D.M.D.Norwalk, CT1710093711
  10. Ervin Agababaev, DDSNorwalk, CT1922197557

Common questions

What is Margaux Schwartzstein's NPI number?

Margaux Schwartzstein's National Provider Identifier (NPI) is 1194345017, issued on Apr 21, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Margaux Schwartzstein located?

The NPPES record lists a practice address at 2001 W Main St Ste 135, Stamford, CT, 06902. Phone: (203) 717-1717. Providers update this record themselves, so call before visiting.

How can I verify Margaux Schwartzstein's license?

NPPES lists Connecticut license number 13240, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.