Dr. Mark David Tilson, PHD
Dr. Mark David Tilson, PHD is a Clinical Neuropsychologist in Portland, Oregon. Practices as a sole proprietor. Licensed in Oregon.
- Licensed in
- OR
- In the registry since
- 2007
- Specialties on file
- 3
What do these letters mean?
- PHD — Doctor of Philosophy
- A research doctorate. In healthcare it usually sits alongside a clinical licence.
Practice location Address checks out
1015 NW 22nd Ave Rio - 5 EPortland, OR 97210-3025
Phone: (503) 413-7662
Fax: (503) 413-8103
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Rehabilitation Psychologist (primary) | Taxonomy 103TR0400X · Licence 826 (OR) |
|---|---|
| Clinical Neuropsychologist | Taxonomy 103G00000X · Licence 826 (OR) |
| Clinical Psychologist | Taxonomy 103TC0700X · Licence 826 (OR) |
Record details
| NPI number | 1134345523 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | PHD |
| Sole proprietor | Yes |
| NPI enumerated | April 17, 2007 |
| Last updated in NPPES | September 11, 2025 |
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Dr. Kathy Lee Thomas, PHD
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Dr. Sara Walker, PHD
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MS. Nadia E. Webb, PSYD, MPAP
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Natasha White, PHD
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Dr. Julia Ann Wong-Ngan, PHD
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