NPPES file of Aug 9, 2026

John Martin Turner, DDS

General Practice Dentistry · Washington, DC

John Martin Turner, DDS is a general practice dentistry with a practice address in Washington, District of Columbia, and NPI 1033120209, issued on Aug 11, 2006. Check the license (District of Columbia 4623, as entered in NPPES) with the District of Columbia 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
1033120209
Name
John Martin Turner
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
4623 DC
Self-reported in NPPES; status is on the state search
Practice location
1800 Eye St NW, Washington, DC 20006
Phone
(202) 393-3880
Enumerated
Aug 11, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
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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Also registered at 1800 Eye St NW

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Emad El Haje, BDS, DDS, MSProsthodontics1497026165

Verify John Martin Turner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
    Search for license 4623
    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 District of Columbia 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.

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48% fewer Medicare Part D claims than the average general practice dentistry in 2024

43 Medicare Part D claims for 34 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.

  1. John Turner43
  2. Specialty average83

Most prescribed

  1. Amoxicillin22 claims
  2. Chlorhexidine Gluconate16 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.

John Martin Turner among 377 general practice dentistry records in District of Columbia

John Martin Turner, DDS is one of 377 general practice dentistry records with a practice address in District of Columbia. 50% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 74% newer
  • In a Medicare fileYes · 50% of these records are
  • In the CMS Doctors and Clinicians fileNo · 0% of these records are
  • Record last updated2007 · 74% 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 District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

365 general practice dentistry records list a practice address in Washington

They are 365 of the 45,857 NPPES records with a practice address in Washington, and 377 general practice dentistry records in District of Columbia.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Mahvassh Abreu, D.M.DWashington, DC 200061366467011
  2. Carlos Abreu, DMDWashington, DC 200061699796029
  3. Cesar Brignoni, DDSWashington, DC 200061245337575
  4. Daniel Cave, DMDWashington, DC 200061942319082
  5. Ali Fassihi, D.D.S.Washington, DC 200061215026752
  6. Jean Joh, DDSWashington, DC 200061740341254
  7. Fredrick Luzietti, D.D.S.Washington, DC 200061205938842
  8. Gustavo Mongelos, D.D.S.Washington, DC 200061649377839

Common questions

What is John Martin Turner, DDS's NPI number?

John Martin Turner, DDS's National Provider Identifier (NPI) is 1033120209, issued on Aug 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Martin Turner, DDS located?

The NPPES record lists a practice address at 1800 Eye St NW, Washington, DC, 20006. Phone: (202) 393-3880. Providers update this record themselves, so call before visiting.

How can I verify John Martin Turner, DDS's license?

NPPES lists District of Columbia license number 4623, as entered by the provider. Search the District of Columbia board that licenses this profession; the NPPES record confirms identity only.

How much does John Martin Turner, DDS prescribe under Medicare Part D?

In 2024, John Martin Turner, DDS had 43 Medicare Part D claims for 34 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.