Registry data as of Aug 27, 2026

David Lewallen, PSYD

Mental Health Counselor · West Linn, OR

David Lewallen, PSYD is a mental health counselor with a practice address in West Linn, Oregon, and NPI 1457721979, issued on Sep 26, 2015. Check the license 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1457721979
Name
David Lewallen
Credential
PSYD
Primary taxonomy
Mental Health Counselor 101YM0800X
Practice location
21900 Willamette Dr Ste 202, West Linn, OR 97068
Phone
(503) 653-0631
Enumerated
Sep 26, 2015
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 21900 Willamette Dr Ste 202

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

  1. Megan Alvey, PSY.D.Clinical Psychologist1831346725
  2. Kameron Dill, PSY.D.Clinical Child & Adolescent Psychologist1366776841
  3. Leasel Evans, RN, MSN, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1275939043
  4. Jacklyn Ewald, LPCCounselor1003370578
  5. Nicole Forbes, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1114668852
  6. Brianne Henry-McAllister, PSY.D.Clinical Psychologist1720412224

Verify David Lewallen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oregon board licenses this professionCheck 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.

24 mental health counselor records list a West Linn practice address

They are 24 of the 471 NPPES records with a West Linn practice address, and 15,296 mental health counselor records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other mental health counselor records in Oregon

  1. Timothy A RogersPortland, OR1053063487
  2. Julian Aaron, QMHA-RPortland, OR1538092077
  3. Maya Aaron-BlueTigard, OR1902263726
  4. Lisa Aasheim, PHDPortland, OR1720377088
  5. Taylor AaslandHillsboro, OR1518652080
  6. Mahlet AbadiPortland, OR1255163747
  7. Reyna Abarca MejiaPortland, OR1992289052
  8. Elizabeth AbatieBend, OR1982443099
  9. Sally AbbassPortland, OR1427533439
  10. Kayla AbbatelloHillsboro, OR1326573700

Common questions

What is David Lewallen, PSYD's NPI number?

David Lewallen, PSYD's National Provider Identifier (NPI) is 1457721979, issued on Sep 26, 2015. An NPI identifies a provider in billing; it is not a license.

Where is David Lewallen, PSYD located?

The NPPES record lists a practice address at 21900 Willamette Dr Ste 202, West Linn, OR, 97068. Phone: (503) 653-0631. Providers update this record themselves, so call before visiting.

How can I verify David Lewallen, PSYD's license?

Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.