Registry data as of Aug 27, 2026

Mark Tilson, PH.D.

Clinical Neuropsychologist · Portland, OR

Mark Tilson, PH.D. is a clinical neuropsychologist with a practice address in Portland, Oregon, and NPI 1134345523, issued on Apr 17, 2007. 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
1134345523
Name
Mark Tilson
Credential
PH.D.
Primary taxonomy
Clinical Neuropsychologist 103G00000X
Practice location
1015 NW 22ND Ave, Portland, OR 97210
Phone
(503) 413-7662
Enumerated
Apr 17, 2007
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 1015 NW 22ND Ave

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

  1. Temitope Adebayo, DPMStudent in an Organized Health Care Education/Training Program1043079411
  2. Darren Alexander, MDEmergency Medicine Physician1487678256
  3. Hasibullah Amir, DOStudent in an Organized Health Care Education/Training Program1093517831
  4. David Andrews, DOStudent in an Organized Health Care Education/Training Program1144407123
  5. Reza Antoszewska, NPNurse Practitioner1770645251
  6. Jennifer Aponte, MDEmergency Medicine Physician1538180740

Verify Mark Tilson 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.

Clinical Neuropsychologist providers in Oregon

There are 84 clinical neuropsychologist records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other clinical neuropsychologist records in Oregon

  1. Wayne Adams, PHDNewberg, OR1992826481
  2. Niki Amsden, PH.D.Roseburg, OR1497159461
  3. Corey Anderson, PSY.D.Portland, OR1114278819
  4. Tabitha BeckerLake Oswego, OR1023411485
  5. Laurence Binder, PH.D.Beaverton, OR1710901707
  6. Jesse Bledsoe, PH.D.Bend, OR1891100871
  7. Thomas Boyd, PHDEugene, OR1457559734
  8. Patricia Brazil, PH.D.Portland, OR1457423527
  9. James Bryan, PH.D.Portland, OR1144260738
  10. Megan CallahanPortland, OR1710399696

Common questions

What is Mark Tilson, PH.D.'s NPI number?

Mark Tilson, PH.D.'s National Provider Identifier (NPI) is 1134345523, issued on Apr 17, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mark Tilson, PH.D. located?

The NPPES record lists a practice address at 1015 NW 22ND Ave, Portland, OR, 97210. Phone: (503) 413-7662. Providers update this record themselves, so call before visiting.

How can I verify Mark Tilson, PH.D.'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.