STEADY STATE PSYCHIATRY PLLC
NPI 1457213191
Clinic/Center - Adult Mental Health in Seattle, WA

Q: What is Steady State Psychiatry PLLC's NPI number?

The NPI number for Steady State Psychiatry PLLC is 1457213191. It was assigned to this organization in the NPPES registry on December 1, 2025.

Q: What is Steady State Psychiatry PLLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Adult Mental Health, with taxonomy code 261QM0850X.

Active since December 01, 2025

2366 EASTLAKE AVE E STE 333, SEATTLE, WA 98102(901) 206-2865(253) 541-2570 Get Directions Write a Review

NPPES record last updated: March 4, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 4, 2026, Dec 1, 2025 (2 updates tracked since 2025).

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About Steady State Psychiatry Pllc NPPES

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

STEADY STATE PSYCHIATRY PLLC (NPI 1457213191) is a healthcare organization registered as an adult mental health in Seattle, Washington and active in the NPI registry since December 2025. The organization lists Katherine Mckinnon, Pmhnp, as its authorized official.

NPPES Registry Identity

NPI1457213191

Entity TypeOrganization

Primary Taxonomy261QM0850X

Legal Business NameSTEADY STATE PSYCHIATRY PLLC

Location Address2366 EASTLAKE AVE E STE 333Seattle, WA 98102-3399

Mailing Address2366 Eastlake Ave E Ste 333Seattle, WA 98102-3399 · (901) 206-2865 · Fax (253) 541-2570

Phone(901) 206-2865

Fax(253) 541-2570

Organization SubpartNo

Authorized OfficialKatherine MckinnonPmhnp · (901) 206-2865

Enumeration DateDecember 1, 2025

Last NPPES UpdateMarch 4, 20262 updates tracked since enumeration

NPPES CertifiedMarch 4, 2026

✔ NPI 1457213191 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Adult Mental HealthAmbulatory Health Care Facilities

Taxonomy Code261QM0850X

Definition

An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to mental and behavioral disorders in adults.

2366 EASTLAKE AVE E STE 333, Seattle, WA 98102

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Other Providers at the Same Location NPPES

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

KATHERINE MCKINNON RN, NP

Nurse Practitioner (Psychiatric/Mental Health)

2366 EASTLAKE AVE E STE 333
SEATTLE, WA 98102

King County (425) 642-9725

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 Steady State Psychiatry PLLC's NPI number?

The NPI number for Steady State Psychiatry PLLC is 1457213191. It was assigned to this organization in the NPPES registry on December 1, 2025.

Where is Steady State Psychiatry PLLC located?

Steady State Psychiatry PLLC is located at 2366 Eastlake Ave E Ste 333, Seattle, WA 98102. The listed phone number is (901) 206-2865.

What is Steady State Psychiatry PLLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Adult Mental Health, with taxonomy code 261QM0850X.

When was this NPI record last updated?

The NPPES record for Steady State Psychiatry PLLC was last updated on March 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.