Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

HART PSYCHOLOGY PLLC
NPI 1255245833
Psychologist in Seattle, WA

Active since September 30, 2026
1901 MARTIN LUTHER KING JR WAY S, SEATTLE, WA 98144(425) 331-9055 Get Directions Write a Review

NPPES record added: September 30, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Hart Psychology Pllc NPPES

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

HART PSYCHOLOGY PLLC (NPI 1255245833), doing business as Hart Psychotherapy Services, is a healthcare organization registered as a psychologist in Seattle, Washington and active in the NPI registry since September 2026. The organization lists Miu Ezra Hart, Owner, as its authorized official.

NPPES Registry Identity

NPI1255245833
Entity TypeOrganization
Primary Taxonomy103T00000X
Legal Business NameHART PSYCHOLOGY PLLC
Location Address1901 MARTIN LUTHER KING JR WAY SSeattle, WA 98144
Mailing Address2442 Nw Market St Unit 866Seattle, WA 98107-4137
Organization SubpartNo
Authorized OfficialMiu Ezra HartOwner · (425) 331-9055
Enumeration DateSeptember 30, 2026
NPPES CertifiedSeptember 28, 2026
✔ NPI 1255245833 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
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.
1901 MARTIN LUTHER KING JR WAY S, Seattle, WA 98144

Other Names 1

Doing Business AsHart Psychotherapy Services

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.

Social Worker (Clinical)
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
Counselor
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
Counselor
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
Counselor
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
Counselor
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
Counselor (Addiction (Substance Use Disorder))
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
Counselor (Mental Health)
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144
Social Worker
1901 MARTIN LUTHER KING JR WAY S
SEATTLE, WA 98144

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 Hart Psychology PLLC's NPI number?

The NPI number for Hart Psychology PLLC is 1255245833. It was assigned to this organization in the NPPES registry on September 30, 2026. The provider is doing business as Hart Psychotherapy Services.

Where is Hart Psychology PLLC located?

Hart Psychology PLLC is located at 1901 Martin Luther King Jr Way S, Seattle, WA 98144. The listed phone number is (425) 331-9055.

What is Hart Psychology PLLC's specialty?

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

When was this NPI record last updated?

The NPPES record for Hart Psychology PLLC was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.