Randolph Mark Diamond, D.D.S., M.S.
General Practice Dentistry · New York, NY
Randolph Mark Diamond, D.D.S., M.S. is a general practice dentistry with a practice address in New York, New York, and NPI 1023213485, issued on Jun 17, 2007. Check the license (New York 034048, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Randolph Mark Diamond
- Credential
- D.D.S., M.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 034048 NY
Self-reported in NPPES; status is on the state search - Practice location
- 285 W End Ave, New York, NY 10023
- Phone
- (212) 873-2651
- Enumerated
- Jun 17, 2007
- Record last updated
- Feb 8, 2017 (not updated in 9 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 7,828 in New York → Look up another NPI →
Also registered at 285 W End Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ayxa Calero-Breckheimer, PHDPsychologist1174834352
- Elaine Keller-Duemig, CNMAdvanced Practice Midwife1689962276
- Georgia RoseObstetrics & Gynecology Nurse Practitioner1487767729
Verify Randolph Mark Diamond 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 034048Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
45% fewer Medicare Part D claims than the average general practice dentistry in 2024
46 Medicare Part D claims for 21 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
- Chlorhexidine Gluconate22 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.
Randolph Mark Diamond among 7,828 general practice dentistry records in New York
Randolph Mark Diamond, D.D.S., M.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 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 updated2017 · 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).
1,248 general practice dentistry records list a practice address in New York
They are 1,248 of the 98,468 NPPES records with a practice address in New York, and 7,828 general practice dentistry records in New York.
All 7,828 in New York → Every provider in New York → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Jack Binder, DDSNew York, NY 100231588667190
- Martha Connell, D.D.S.New York, NY 100231861415051
- Slavko Duzdevich, DDSNew York, NY 100231285787721
- Samuel Gold, D.D.S.New York, NY 100231508843178
- Eileen Hoskin, DMDNew York, NY 100231124104807
- Garry Levingart, DDSNew York, NY 100231386618015
- Bela Levingart, DDSNew York, NY 100231194799825
- Reginald Moncrieff, DDSNy, NY 100231326104639
Common questions
What is Randolph Mark Diamond, D.D.S., M.S.'s NPI number?
Randolph Mark Diamond, D.D.S., M.S.'s National Provider Identifier (NPI) is 1023213485, issued on Jun 17, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Randolph Mark Diamond, D.D.S., M.S. located?
The NPPES record lists a practice address at 285 W End Ave, New York, NY, 10023. Phone: (212) 873-2651. Providers update this record themselves, so call before visiting.
How can I verify Randolph Mark Diamond, D.D.S., M.S.'s license?
NPPES lists New York license number 034048, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Randolph Mark Diamond, D.D.S., M.S. prescribe under Medicare Part D?
In 2024, Randolph Mark Diamond, D.D.S., M.S. had 46 Medicare Part D claims for 21 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.