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SUSAN M. TREHARNE ARNP
NPI 1245292622
Nurse Practitioner in Olympia, WA

Active since April 03, 2006
700 LILLY RD NE, OLYMPIA, WA 98506(360) 923-7000 Get Directions Write a Review

NPPES record last updated: June 22, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 22, 2021, May 9, 2018 (2 updates tracked since 2018).

About Susan M. Treharne Arnp NPPES

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

SUSAN M. TREHARNE ARNP (NPI 1245292622) is an individual nurse practitioner in Olympia, Washington, licensed in Washington (AP30006814) and active in the NPI registry since April 2006. She maintains 2 additional practice locations.

NPPES Registry Identity

NPI1245292622
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameSUSAN M. TREHARNECredential: ARNP
Location Address700 LILLY RD NEOlympia, WA 98506-5115
Mailing Address201 16th Ave E Cmb C140Seattle, WA 98112-5260 · (206) 372-4041 · Fax (206) 326-2195
Phone(360) 923-7000
Sole ProprietorNo
Enumeration DateApril 3, 2006
Last NPPES UpdateJune 22, 20212 updates tracked since enumeration
NPPES CertifiedJune 22, 2021
✔ NPI 1245292622 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in WA · AP30006814
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
700 LILLY RD NE, Olympia, WA 98506
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Other Names 1

Former Name (1)Susan Diaz Mantaring Arnp

Secondary Practice Locations 2

Location 1201 16th Ave ESeattle, WA 98112-5226 · Phone (206) 326-3184
Location 21959 NE Pacific StSeattle, WA 98195-0001 · Phone (206) 598-4294

Other Identifiers 1

Medicaid1245292622WA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans, Providence Health Plan.Insurance ›

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.

AMIHAN A FERRER M.D.
Family Medicine
700 LILLY RD NE
OLYMPIA, WA 98506
Thurston County (360) 923-7000
DAVID A REMIS
Dermatology
700 LILLY RD NE
OLYMPIA, WA 98506
Thurston County (360) 923-7000
MICHAEL W BALFE M.D.
Family Medicine
700 LILLY RD NE
OLYMPIA, WA 98506
Thurston County (360) 923-7000
STACY E DELL
Counselor (Mental Health)
700 LILLY RD NE
OLYMPIA, WA 98506
Thurston County (360) 923-7000
GORDON WHEAT M.D.
Family Medicine
700 LILLY RD NE
OLYMPIA, WA 98506
Thurston County (360) 923-7000
MONIQUE C. SEMIEN MD
Internal Medicine (Hematology & Oncology)
700 LILLY RD NE
OLYMPIA, WA 98506
Thurston County (360) 923-7000
BAHRAM BADRI
Family Medicine
700 LILLY RD NE
OLYMPIA, WA 98506
Thurston County (360) 923-7000
ELIZABETH A HOWELL MD
Obstetrics & Gynecology
700 LILLY RD NE
OLYMPIA, WA 98506
Thurston County (360) 923-7000

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 Susan Treharne's NPI number?

The NPI number for Susan Treharne is 1245292622. It was assigned to this individual provider in the NPPES registry on April 3, 2006. The provider is also known as Susan Diaz Mantaring Arnp.

Where is Susan Treharne located?

Susan Treharne practices at 700 Lilly Rd NE, Olympia, WA 98506. The listed phone number is (360) 923-7000.

What is Susan Treharne's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

What insurance does Susan Treharne accept?

Health plans from PacificSource Health Plans and Providence Health Plan list Susan Treharne 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 Susan Treharne was last updated on June 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.