Karlaina Matthews Brooke, PSY.D.
Specialty details in registry · Portland, OR
At a glance
975 Se Sandy Blvd Ste 160, Portland, OR 97214-2498
NPPES record updated Nov 18, 2020. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
This clinician has a currently effective opt-out record in the imported CMS file. Ask the practice about payment arrangements before booking.
- Effective Jan 1, 2025 through Jan 1, 2027
Source: Opt Out Affidavits : 2026-08-01 · Reporting period: 2026-08-01 to 2026-08-31 · Published Sep 21, 2026.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
975 Se Sandy Blvd Ste 160Portland, OR 97214-2498
Additional reported practice locations
400 E Evergreen Blvd Ste 208Vancouver, WA 986603264
Phone: 5038934419
Education & affiliations
No matching clinician background record in the imported CMS release.
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Service-mix comparison is unavailable for this NPI in the imported Medicare service file.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Specialty details in registry
- Taxonomy code
- 103TC0700X
- Enumeration date
- Apr 20, 2007
- Record updated
- Nov 18, 2020
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- PSY.D.
Reported taxonomies and licenses
103TC0700X
License reported: PY00003079 WA
103TC0700X · Primary
License reported: 1623 OR
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
975 Se Sandy Blvd Ste 160Portland, OR 97214-2498
- Phone
- (503) 893-4419
Mailing address
975 SE SANDY BLVD STE 160PORTLAND, OR 972142498
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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