Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

ELLEN WIESSNER
NPI 1326955105
Psychologist - School in Portland, OR

Active since August 26, 2026
11611 NE AINSWORTH CIR, PORTLAND, OR 97220(503) 255-1841 Get Directions Write a Review

NPPES record added: August 26, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Ellen Wiessner NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ELLEN WIESSNER (NPI 1326955105) is an individual school provider in Portland, Oregon, licensed in Washington (325556R) and active in the NPI registry since August 2026.

NPPES Registry Identity

NPI1326955105
Entity TypeIndividualFemale
Primary Taxonomy103TS0200X
Provider Legal NameELLEN WIESSNER
Location Address11611 NE AINSWORTH CIRPortland, OR 97220-9017
Mailing Address10912 Se 18th StVancouver, WA 98664-6195
Sole ProprietorYes
Enumeration DateAugust 26, 2026
NPPES CertifiedAugust 26, 2026
NPI 1326955105 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologist · SchoolBehavioral Health & Social Service Providers
Taxonomy Code103TS0200X
License Licensed in WA · 325556R
Definition
A psychologist whose specialty is concerned with the science and practice of psychology with children, youth, families; learners of all ages; and the schooling process. The basic education and training of school psychologists prepares them to provide a range of psychological diagnosis, assessment, intervention, prevention, health promotion, and program development and evaluation services with a special focus on the developmental processes of children and youth within the context of schools, families and other systems. School psychologists are prepared to intervene at the individual and system level, and develop, implement, and evaluate preventive programs. In these efforts, they conduct ecologically valid assessments and intervene to promote positive learning environments within which children and youth from diverse backgrounds to ensure that all have equal access to effective educational and psychological services that promote healthy development
11611 NE AINSWORTH CIR, Portland, OR 97220

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Registered Nurse
11611 NE AINSWORTH CIR
PORTLAND, OR 97220
Registered Nurse (School)
11611 NE AINSWORTH CIR
PORTLAND, OR 97220
Registered Nurse (School)
11611 NE AINSWORTH CIR
PORTLAND, OR 97220
Registered Nurse
11611 NE AINSWORTH CIR
PORTLAND, OR 97220
Pediatrics
11611 NE AINSWORTH CIR
PORTLAND, OR 97220
Registered Nurse (School)
11611 NE AINSWORTH CIR
PORTLAND, OR 97220
Local Education Agency (LEA)
11611 NE AINSWORTH CIR
PORTLAND, OR 97220
Speech-Language Pathologist
11611 NE AINSWORTH CIR
PORTLAND, OR 97220

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ellen Wiessner's NPI number?

The NPI number for Ellen Wiessner is 1326955105. It was assigned to this individual provider in the NPPES registry on August 26, 2026.

Where is Ellen Wiessner located?

Ellen Wiessner practices at 11611 NE Ainsworth Cir, Portland, OR 97220. The listed phone number is (503) 255-1841.

What is Ellen Wiessner's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in School, with taxonomy code 103TS0200X.

When was this NPI record last updated?

The NPPES record for Ellen Wiessner was last updated on August 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.