MS. DIANE MARIE LOSTRANGIO MSW
NPI 1265729545
Social Worker - Clinical in Seattle, WA

Active since July 07, 2011Opted out of Medicare · through Mar 1, 2028
225 14TH AVE E, SEATTLE, WA 98112(206) 799-4736 Get Directions Write a Review

NPPES record last updated: July 7, 2011. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Ms. Diane Marie Lostrangio Msw NPPES

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

MS. DIANE MARIE LOSTRANGIO MSW (NPI 1265729545) is an individual clinical provider in Seattle, Washington, licensed in Washington (WA 00006334) and active in the NPI registry since July 2011. She has opted out of Medicare through March 1, 2028.

NPPES Registry Identity

NPI1265729545
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. DIANE MARIE LOSTRANGIOCredential: MSW
Location Address225 14TH AVE ESeattle, WA 98112-5275
Mailing Address225 14th Ave ESeattle, WA 98112-5275 · (206) 799-4736
Sole ProprietorYes
Enumeration DateJuly 7, 2011
NPI 1265729545 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in WA · WA 00006334
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.

225 14TH AVE E, Seattle, WA 98112

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Opted out of Medicare

Ms. Diane Marie Lostrangio Msw has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from February 29, 2024 through March 1, 2028.

Opt-Out Effective DateFebruary 29, 2024
Opt-Out In Effect ThroughMarch 1, 2028Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 6

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

Counselor (Mental Health)
225 14TH AVE E
SEATTLE, WA 98112
Marriage & Family Therapist
225 14TH AVE E
SEATTLE, WA 98112
Social Worker (Clinical)
225 14TH AVE E
SEATTLE, WA 98112
Counselor (Mental Health)
225 14TH AVE E
SEATTLE, WA 98112
Counselor
225 14TH AVE E
SEATTLE, WA 98112
Social Worker (Clinical)
225 14TH AVE E
SEATTLE, WA 98112

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 Diane Lostrangio's NPI number?

The NPI number for Diane Lostrangio is 1265729545. It was assigned to this individual provider in the NPPES registry on July 7, 2011.

Where is Diane Lostrangio located?

Diane Lostrangio practices at 225 14th Ave E, Seattle, WA 98112. The listed phone number is (206) 799-4736.

What is Diane Lostrangio's specialty?

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

Is Diane Lostrangio enrolled in Medicare?

No. Diane Lostrangio has opted out of Medicare through March 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

What insurance does Diane Lostrangio accept?

Health plans from PacificSource Health Plans and Premera Blue Cross Blue Shield of Alaska list Diane Lostrangio 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 Diane Lostrangio was last updated on July 7, 2011. NPI Profile syncs with the weekly NPPES data releases published by CMS.