John W. Martin, D.D.S.
General Practice Dentistry · Washington, DC
John W. Martin, D.D.S. is a general practice dentistry with a practice address in Washington, District of Columbia, and NPI 1033397997, issued on Feb 3, 2008. Check the license (District of Columbia DEN4953, as entered in NPPES) with the District of Columbia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John W. Martin
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- DEN4953 DC
Self-reported in NPPES; status is on the state search - Practice location
- 4347 Nebraska Ave NW, Washington, DC 20016
- Phone
- (202) 966-1900
- Enumerated
- Feb 3, 2008
- Record last updated
- Feb 3, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (202) 966-4078
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 377 in District of Columbia → Look up another NPI →
Also registered at 4347 Nebraska Ave NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elaine Martin, D.D.S.Dentist1306197413
Verify John W. Martin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
Search for license DEN4953Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
27% fewer Medicare Part D claims than the average general practice dentistry in 2024
61 Medicare Part D claims for 50 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin51 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: $433.20
11 payments; by number, the most common kind was gift; the largest payer was A-dec, 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.
John W. Martin among 377 general practice dentistry records in District of Columbia
John W. Martin, D.D.S. 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 2008, is newer than 48% of them.
- NPI issued2008 · 48% of these records are older, 45% newer
- In a Medicare fileYes · 50% of these records are
- In the CMS Doctors and Clinicians fileNo · 0% of these records are
- Record last updated2008 · 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.
All 377 in District of Columbia → Every provider in Washington → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Ariel Abramson, D.D.SWashington, DC 200161952407819
- Cheryle Baptiste, D.D.S.Washington, DC 200161417082363
- John Drumm, DMDWashington, DC 200161285795427
- Eugene Giannini, D.D.S.Washington, DC 200161548266364
- Margaret Irvin, DDSWashington, DC 200161710909130
- Glenn McIntyre, D.D.S.Washington, DC 200161881727329
- Donald Meyer, DDS PCWashington, DC 200161326147471
- Said Mokhtarzadeh, D.D.S.Washington, DC 200161023150448
Common questions
What is John W. Martin, D.D.S.'s NPI number?
John W. Martin, D.D.S.'s National Provider Identifier (NPI) is 1033397997, issued on Feb 3, 2008. An NPI identifies a provider in billing; it is not a license.
Where is John W. Martin, D.D.S. located?
The NPPES record lists a practice address at 4347 Nebraska Ave NW, Washington, DC, 20016. Phone: (202) 966-1900. Providers update this record themselves, so call before visiting.
How can I verify John W. Martin, D.D.S.'s license?
NPPES lists District of Columbia license number DEN4953, 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 W. Martin, D.D.S. prescribe under Medicare Part D?
In 2024, John W. Martin, D.D.S. had 61 Medicare Part D claims for 50 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.