LIANNA CHARLEE SEMONSEN
NPI 1457223869
Social Worker - Clinical in Lake Oswego, OR

Active since September 23, 2025
5285 MEADOWS RD STE 170, LAKE OSWEGO, OR 97035(503) 726-5216(503) 726-5218 Get Directions Write a Review

NPPES record last updated: September 23, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Lianna Charlee Semonsen NPPES

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

LIANNA CHARLEE SEMONSEN (NPI 1457223869) is an individual clinical provider in Lake Oswego, Oregon and active in the NPI registry since September 2025.

NPPES Registry Identity

NPI1457223869
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameLIANNA CHARLEE SEMONSEN
Location Address5285 MEADOWS RD STE 170Lake Oswego, OR 97035-3478
Mailing Address5285 Meadows Rd Ste 170Lake Oswego, OR 97035-3478 · (503) 726-5216 · Fax (503) 726-5218
Fax(503) 726-5218
Sole ProprietorNo
Enumeration DateSeptember 23, 2025
NPPES CertifiedSeptember 23, 2025
NPI 1457223869 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
5285 MEADOWS RD STE 170, Lake Oswego, OR 97035

Accepted Insurance

Other Providers at the Same Location NPPES 8

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

Counselor (Professional)
5285 MEADOWS RD STE 170
LAKE OSWEGO, OR 97035
Social Worker (Clinical)
5285 MEADOWS RD STE 170
LAKE OSWEGO, OR 97035
Counselor (Mental Health)
5285 MEADOWS RD STE 170
LAKE OSWEGO, OR 97035
Counselor (Mental Health)
5285 MEADOWS RD STE 170
LAKE OSWEGO, OR 97035
Social Worker (Clinical)
5285 MEADOWS RD STE 170
LAKE OSWEGO, OR 97035
Social Worker (Clinical)
5285 MEADOWS RD STE 170
LAKE OSWEGO, OR 97035
Counselor (Mental Health)
5285 MEADOWS RD STE 170
LAKE OSWEGO, OR 97035
Social Worker (Clinical)
5285 MEADOWS RD STE 170
LAKE OSWEGO, OR 97035

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 Lianna Semonsen's NPI number?

The NPI number for Lianna Semonsen is 1457223869. It was assigned to this individual provider in the NPPES registry on September 23, 2025.

Where is Lianna Semonsen located?

Lianna Semonsen practices at 5285 Meadows Rd Ste 170, Lake Oswego, OR 97035. The listed phone number is (503) 726-5216.

What is Lianna Semonsen's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

What insurance does Lianna Semonsen accept?

Health plans from Moda Health Plan, Inc. list Lianna Semonsen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Lianna Semonsen was last updated on September 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.