NPPES file of Aug 9, 2026

Robert W. Marder, D.M.D.

General Practice Dentistry · New City, NY

Robert W. Marder, D.M.D. is a general practice dentistry with a practice address in New City, New York, and NPI 1124209382, issued on Nov 16, 2007. Check the license (New York 046562, 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
1124209382
Name
Robert W. Marder
Credential
D.M.D.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
046562 NY
Self-reported in NPPES; status is on the state search
Practice location
100 Maple Ave, New City, NY 10956
Phone
(845) 634-3868
Enumerated
Nov 16, 2007
Record last updated
Nov 16, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(845) 638-2112
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 Robert W. Marder 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 046562
    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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51% fewer Medicare Part D claims than the average general practice dentistry in 2024

41 Medicare Part D claims for 26 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. Robert Marder41
  2. Specialty average83

Most prescribed

  1. Amoxicillin19 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.

Robert W. Marder among 7,828 general practice dentistry records in New York

Robert W. Marder, D.M.D. 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 2007, is newer than 35% of them.

  • NPI issued2007 · 35% of these records are older, 35% 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 updated2007 · 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).

23 general practice dentistry records list a practice address in New City

They are 23 of the 1,117 NPPES records with a practice address in New City, and 7,828 general practice dentistry records in New York.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Nina Baeuerle, D.M.D.New City, NY 109561245454511
  2. Eugene Bass, DMDNew City, NY 109561730108580
  3. Alan Chernick, D.D.S.New City, NY 109561861543019
  4. Douglas Gruffi, DDSNew City, NY 109561225184377
  5. Mark Hirsch, D.D.S.New City, NY 109561881876811
  6. Keith Ma, DDSNew City, NY 109561326186883
  7. Robert Marrone, DDSNew City, NY 109561649384546
  8. Richard Petix, D.D.SNew City, NY 109561912006834

Common questions

What is Robert W. Marder, D.M.D.'s NPI number?

Robert W. Marder, D.M.D.'s National Provider Identifier (NPI) is 1124209382, issued on Nov 16, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Robert W. Marder, D.M.D. located?

The NPPES record lists a practice address at 100 Maple Ave, New City, NY, 10956. Phone: (845) 634-3868. Providers update this record themselves, so call before visiting.

How can I verify Robert W. Marder, D.M.D.'s license?

NPPES lists New York license number 046562, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Robert W. Marder, D.M.D. prescribe under Medicare Part D?

In 2024, Robert W. Marder, D.M.D. had 41 Medicare Part D claims for 26 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.