NPPES file of Aug 9, 2026

Douglas Edward Feldman, M.D.

Specialist · Chevy Chase, MD

Douglas Edward Feldman, M.D. is a specialist with a practice address in Chevy Chase, Maryland, and NPI 1851364434, issued on Feb 13, 2006. Check the license (Maryland D23868, as entered in NPPES) with the Maryland board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851364434
Name
Douglas Edward Feldman
Credential
M.D.
Primary taxonomy
Specialist 174400000X
License number
D23868 MD
Self-reported in NPPES; status is on the state search
Practice location
5454 Wisconsin Ave, Chevy Chase, MD 20815
Phone
(301) 652-8847
Enumerated
Feb 13, 2006
Record last updated
Jul 13, 2026
Fax
(301) 652-8320
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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8 nearest specialist records → All 938 in Maryland → Look up another NPI →

Also registered at 5454 Wisconsin Ave

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

  1. Marwa Adi, MDSpecialist1104820190
  2. Nabil Altememi, M.D.Sleep Medicine (Psychiatry & Neurology) Physician1699096529
  3. Trevor Andrews, DDSDentist1336263094
  4. Jennifer Arapian, PA-CSurgical Physician Assistant1780911362
  5. Augusto Araujo, D.M.D.Periodontics1457565384
  6. Edison Au, PTSpecialist1104922509

Verify Douglas Edward Feldman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license D23868    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 Maryland 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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Douglas Edward Feldman among 938 specialist records in Maryland

Douglas Edward Feldman, M.D. is one of 938 specialist records with a practice address in Maryland. 36% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 17% of them.

  • NPI issued2006 · 17% of these records are older, 39% newer
  • In a Medicare fileNo · 36% of these records are
  • In the CMS Doctors and Clinicians fileNo · 23% of these records are
  • Record last updated2026 · 72% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

29 specialist records list a practice address in Chevy Chase

They are 29 of the 1,118 NPPES records with a practice address in Chevy Chase, and 938 specialist records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 938 in Maryland → Every provider in Chevy Chase → Specialist nationwide →

The 8 specialist records with the nearest ZIP codes

  1. Marwa Adi, MDChevy Chase, MD 208151104820190
  2. David Berler, MDChevy Chase, MD 208151780687509
  3. Richard Conant, M.D.Chevy Chase, MD 208151568450112
  4. Leonard Glassman, M.D.Chevy Chase, MD 208151821048109
  5. Stephen Kay, M.D.Chevy Chase, MD 208151881691632
  6. Carol Kleinman, MDChevy Chase, MD 208151184621690
  7. Brooke MerriwetherChevy Chase, MD 208151891791893
  8. Christopher Mesick, M.D.Chevy Chase, MD 208151154394708

Common questions

What is Douglas Edward Feldman, M.D.'s NPI number?

Douglas Edward Feldman, M.D.'s National Provider Identifier (NPI) is 1851364434, issued on Feb 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Douglas Edward Feldman, M.D. located?

The NPPES record lists a practice address at 5454 Wisconsin Ave, Chevy Chase, MD, 20815. Phone: (301) 652-8847. Providers update this record themselves, so call before visiting.

How can I verify Douglas Edward Feldman, M.D.'s license?

NPPES lists Maryland license number D23868, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.