NPPES file of Aug 9, 2026

David L. May, DMD, PHD

Orthodontics and Dentofacial Orthopedics Dentistry · Portland, OR

David L. May, DMD, PHD is an orthodontics and dentofacial orthopedics dentistry with a practice address in Portland, Oregon, and NPI 1134449903, issued on Jun 3, 2010. Check the license (Oregon 4344, as entered in NPPES) with the Oregon 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
1134449903
Name
David L. May
Credential
DMD, PHD
Primary taxonomy
Orthodontics and Dentofacial Orthopedics Dentistry 1223X0400X
License number
4344 OR
Self-reported in NPPES; status is on the state search
Practice location
2350 SW Multnomah Blvd, Portland, OR 97219
Phone
(503) 246-4272
Enumerated
Jun 3, 2010
Record last updated
Jun 3, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(503) 768-9711
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 2350 SW Multnomah Blvd

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

  1. Jacqueline Bourdette, D.M.D.Pediatric Dentistry1538166517
  2. Randy Castle, DMDGeneral Practice Dentistry1205169612
  3. David Goldwyn, DDSPeriodontics1962496315
  4. Shoun Ishikawa, D.M.D.General Practice Dentistry1205039245
  5. Gail Nakata, DMDDentist1336157304
  6. Mojgan Rostamian, D.M.D.General Practice Dentistry1114910726

Verify David L. May in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oregon board licenses this profession
    Search for license 4344
    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 Oregon 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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Orthodontics and Dentofacial Orthopedics Dentistry providers in Oregon

There are 190 orthodontics and dentofacial orthopedics dentistry records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other orthodontics and dentofacial orthopedics dentistry records in Oregon

  1. Douglas Ainslie, DMD MSPortland, OR1205961570
  2. Ruben Alcazar, D.D.S.Beaverton, OR1376888297
  3. Reid Amborn, D.M.D., M.S.Salem, OR1861732927
  4. Gabriela Aranda, DDS, M.S.Gresham, OR1285887786
  5. Lisa Austin, DMD, MSDBend, OR1518028455
  6. Troy Bacon, D.D.STigard, OR1154692911
  7. Brennan Bahnson, DMDNewport, OR1831752880
  8. Megan Baker, D.M.DMedford, OR1184939621
  9. John Barinaga, DMDOntario, OR1316939887
  10. Robert Barrett, DMDPortland, OR1659303493

Common questions

What is David L. May, DMD, PHD's NPI number?

David L. May, DMD, PHD's National Provider Identifier (NPI) is 1134449903, issued on Jun 3, 2010. An NPI identifies a provider in billing; it is not a license.

Where is David L. May, DMD, PHD located?

The NPPES record lists a practice address at 2350 SW Multnomah Blvd, Portland, OR, 97219. Phone: (503) 246-4272. Providers update this record themselves, so call before visiting.

How can I verify David L. May, DMD, PHD's license?

NPPES lists Oregon license number 4344, as entered by the provider. Search the Oregon 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.

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.