Alexander Jonathan Mermelstein
General Practice Dentistry · Brooklyn, NY
Alexander Jonathan Mermelstein is a general practice dentistry with a practice address in Brooklyn, New York, and NPI 1376162107, issued on Apr 12, 2020. Check the license (New York 061752, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alexander Jonathan Mermelstein
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 061752 NY
Self-reported in NPPES; status is on the state search - Practice location
- 506 6TH St, Brooklyn, NY 11215
- Phone
- (718) 780-3000
- Enumerated
- Apr 12, 2020
- Record last updated
- Aug 24, 2022
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 7,828 in New York → Look up another NPI →
Also registered at 506 6TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Danielle Abadi, MDPediatrics Physician1003298993
- Haley Abbott, DDSStudent in an Organized Health Care Education/Training Program1568313161
- Jacob Abraham, MDStudent in an Organized Health Care Education/Training Program1043009665
- Maria Abraham, M.D.Pediatrics Physician1184039463
- Alexander Abramov, PA-CPhysician Assistant1487339511
- Eric Abrams, M.D.Emergency Medicine Physician1851737340
Verify Alexander Jonathan Mermelstein 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 061752Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% fewer Medicare Part D claims than the average general practice dentistry in 2024
34 Medicare Part D claims for 20 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
- Amoxicillin17 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: $22.13
1 payment: food and beverage; the largest payer was Align Technology, 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.
Alexander Jonathan Mermelstein among 7,828 general practice dentistry records in New York
Alexander Jonathan Mermelstein 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 2020, is newer than 91% of them.
- NPI issued2020 · 91% of these records are older, 7% 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 updated2022 · 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).
862 general practice dentistry records list a practice address in Brooklyn
They are 862 of the 64,057 NPPES records with a practice address in Brooklyn, and 7,828 general practice dentistry records in New York.
All 7,828 in New York → Every provider in Brooklyn → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Aaron Brandwein, D.D.S.Brooklyn, NY 112151245215425
- Jared D'Arco, D.D.S.Brooklyn, NY 112151114048386
- Albert Heffez, D.D.S.Brooklyn, NY 112151720098924
- Jack Irwin, DDSBrooklyn, NY 112151154326957
- Linda Kotmel, D.D.S.Brooklyn, NY 112151619075306
- Jennifer Lombardo, D.D.S.Brooklyn, NY 112151760594006
- Leonard Morse, DDSBrooklyn, NY 112151407882509
- James Rodriguez, D.D.S.Brooklyn, NY 112151811082613
Common questions
What is Alexander Jonathan Mermelstein's NPI number?
Alexander Jonathan Mermelstein's National Provider Identifier (NPI) is 1376162107, issued on Apr 12, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Alexander Jonathan Mermelstein located?
The NPPES record lists a practice address at 506 6TH St, Brooklyn, NY, 11215. Phone: (718) 780-3000. Providers update this record themselves, so call before visiting.
How can I verify Alexander Jonathan Mermelstein's license?
NPPES lists New York license number 061752, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Alexander Jonathan Mermelstein prescribe under Medicare Part D?
In 2024, Alexander Jonathan Mermelstein had 34 Medicare Part D claims for 20 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.