DR. DESEY TZIORTZIS PSYD
NPI 1730375221
Psychologist in Seattle, WA

Active since September 19, 2007PECOS EnrolledAccepts Medicare Assignment
5306 BALLARD AVE NW STE 321, SEATTLE, WA 98107(323) 459-8050(000) 000-0000 Get Directions Write a Review

NPPES record last updated: November 20, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 20, 2024, Oct 1, 2018, Mar 17, 2018 and 1 more (4 updates tracked since 2017).

About Dr. Desey Tziortzis Psyd NPPES

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

DR. DESEY TZIORTZIS PSYD (NPI 1730375221) is an individual psychologist in Seattle, Washington, licensed in Washington (60534204) and active in the NPI registry since September 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2010).

NPPES Registry Identity

NPI1730375221
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. DESEY TZIORTZISCredential: PSYD
Location Address5306 BALLARD AVE NW STE 321Seattle, WA 98107-4366
Mailing Address5306 Ballard Ave Nw Ste 321Seattle, WA 98107-4366 · (206) 971-3919 · Fax (209) 971-9669
Fax(000) 000-0000
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateSeptember 19, 2007
Last NPPES UpdateNovember 20, 20244 updates tracked since enumeration
NPPES CertifiedNovember 20, 2024
NPI 1730375221 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in WA · 60534204
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License 60534204 (WA)
5306 BALLARD AVE NW STE 321, Seattle, WA 98107

Accepted 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. Desey Tziortzis Psyd 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 ID8224394473
PECOS Enrollment IDI20171103002986
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.

Other Providers at the Same Location NPPES

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

Psychologist (Clinical)
5306 BALLARD AVE NW STE 321
SEATTLE, WA 98107

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 Desey Tziortzis's NPI number?

The NPI number for Desey Tziortzis is 1730375221. It was assigned to this individual provider in the NPPES registry on September 19, 2007.

Where is Desey Tziortzis located?

Desey Tziortzis practices at 5306 Ballard Ave NW Ste 321, Seattle, WA 98107. The listed phone number is (323) 459-8050.

What is Desey Tziortzis's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Desey Tziortzis enrolled in Medicare?

Yes. Desey Tziortzis 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 Desey Tziortzis accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Desey Tziortzis 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 Desey Tziortzis was last updated on November 20, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.