David Joshua Marcus, D.D.S.
General Practice Dentistry · Thornwood, NY
David Joshua Marcus, D.D.S. is a general practice dentistry with a practice address in Thornwood, New York, and NPI 1992038608, issued on Sep 13, 2009. Check the license (New York 050364, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- David Joshua Marcus
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 050364 NY
Self-reported in NPPES; status is on the state search - Practice location
- 974 Broadway, Thornwood, NY 10594
- Phone
- (914) 769-0799
- Enumerated
- Sep 13, 2009
- Record last updated
- Sep 13, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (914) 769-5011
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 7,828 in New York → Look up another NPI →
Also registered at 974 Broadway
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Scott Loeser, DMD PCGeneral Practice Dentistry1255444675
Verify David Joshua Marcus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 050364Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8% fewer Medicare Part D claims than the average general practice dentistry in 2024
76 Medicare Part D claims for 42 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.
Most prescribed
- Amoxicillin60 claims
- Clindamycin Hcl16 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.
Industry payments in 2024: $383.53
4 payments; by number, the most common kind was food and beverage; the largest payer was Geistlich Pharma, North America, Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
David Joshua Marcus among 7,828 general practice dentistry records in New York
David Joshua Marcus, D.D.S. 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 2009, is newer than 71% of them.
- NPI issued2009 · 71% of these records are older, 26% 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 updated2009 · 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).
3 general practice dentistry records list a practice address in Thornwood
They are 3 of the 85 NPPES records with a practice address in Thornwood, and 7,828 general practice dentistry records in New York.
All 7,828 in New York → Every provider in Thornwood → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Scott Loeser, DMD PCThornwood, NY 105941255444675
- Jonathan Silver, D.D.S.Thornwood, NY 105941154484806
- May Chou, D.D.S.Valhalla, NY 105951598941502
- Neal Fujishige, DDSValhalla, NY 105951508801838
- Paul Hilburg, D.D.S.Valhalla, NY 105951689706665
- Angela JingValhalla, NY 105951225723752
- Barry Kahn, DDSValhalla, NY 105951003976192
- Mary Ellen Lukaswitz, D.M.D.Valhalla, NY 105951659402097
Common questions
What is David Joshua Marcus, D.D.S.'s NPI number?
David Joshua Marcus, D.D.S.'s National Provider Identifier (NPI) is 1992038608, issued on Sep 13, 2009. An NPI identifies a provider in billing; it is not a license.
Where is David Joshua Marcus, D.D.S. located?
The NPPES record lists a practice address at 974 Broadway, Thornwood, NY, 10594. Phone: (914) 769-0799. Providers update this record themselves, so call before visiting.
How can I verify David Joshua Marcus, D.D.S.'s license?
NPPES lists New York license number 050364, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does David Joshua Marcus, D.D.S. prescribe under Medicare Part D?
In 2024, David Joshua Marcus, D.D.S. had 76 Medicare Part D claims for 42 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.