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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. GWENDOLYN SPENCER BARNHART PHD, PSYD, EDD
NPI 1467079525
Psychologist - Clinical in Lakebay, WA

Active since July 06, 2020PECOS Enrolled
609 204TH AVENUE CT SW, LAKEBAY, WA 98349(253) 331-1530(855) 878-3079 Get Directions Write a Review

NPPES record last updated: July 31, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 31, 2026, Mar 12, 2026, Nov 5, 2024 and 1 more (4 updates tracked since 2020).

About Dr. Gwendolyn Spencer Barnhart Phd, Psyd, Edd NPPES

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

DR. GWENDOLYN SPENCER BARNHART PHD, PSYD, EDD (NPI 1467079525) is an individual clinical provider in Lakebay, Washington, licensed in Washington (PY61265998) and active in the NPI registry since July 2020. She is enrolled in Medicare PECOS, maintains a secondary practice location in Nome, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1467079525
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. GWENDOLYN SPENCER BARNHARTCredential: PHD, PSYD, EDD
Location Address609 204TH AVENUE CT SWLakebay, WA 98349-9473
Mailing Address609 204th Avenue Ct SwLakebay, WA 98349-9473 · (253) 331-1530 · Fax (855) 878-3079
Phone(253) 331-1530
Fax(855) 878-3079
Sole ProprietorYes
Medical School CMSOtherGraduated 2021
Enumeration DateJuly 6, 2020
Last NPPES UpdateJuly 31, 20264 updates tracked since enumeration
NPPES CertifiedJuly 31, 2026
✔ NPI 1467079525 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
Licenses✔ Licensed in WA · PY61265998✔ Licensed in HI · 2269✔ Licensed in AK · 235193✔ Licensed in OR · 4050✔ Licensed in WA · CP70010956
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X · License LH61254557 (WA)
609 204TH AVENUE CT SW, Lakebay, WA 98349
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Secondary Practice Location 1

Location 1607 Division St.Nome, AK 99762 · Phone (907) 443-3344

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Premera Blue Cross Blue Shield of Alaska, Providence Health Plan and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Gwendolyn Spencer Barnhart Phd, Psyd, Edd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5395234991
PECOS Enrollment IDI20251031003685, I20251101000263, I20251101000332, I20251103004043
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98349 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$172.80 typical visit price
range $57.27 – $172.80
Typical copayment $43.20 (range $14.31 – $43.20)
Most-billed visit code 99205
Established Patient
$100.78 typical visit price
range $18.56 – $141.11
Typical copayment $25.19 (range $4.64 – $35.27)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Gwendolyn Barnhart's NPI number?

The NPI number for Gwendolyn Barnhart is 1467079525. It was assigned to this individual provider in the NPPES registry on July 6, 2020.

Where is Gwendolyn Barnhart located?

Gwendolyn Barnhart practices at 609 204th Avenue Ct SW, Lakebay, WA 98349. The listed phone number is (253) 331-1530.

What is Gwendolyn Barnhart's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Gwendolyn Barnhart enrolled in Medicare?

Yes. Gwendolyn Barnhart is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Gwendolyn Barnhart accept?

Health plans from BridgeSpan Health Company, Premera Blue Cross Blue Shield of Alaska, Providence Health Plan, Regence BlueCross BlueShield of Oregon and University of Utah Health Plans list Gwendolyn Barnhart 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 Gwendolyn Barnhart was last updated on July 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.