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KATHERINE ANNE NICOLAI PH.D.
NPI 1558887182
Psychologist - Clinical in Seattle, WA

Active since August 15, 2017
635 NW MARKET ST, SEATTLE, WA 98107(719) 338-2536 Get Directions Write a Review

NPPES record last updated: February 10, 2025. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Feb 10, 2025, Aug 15, 2017 (2 updates tracked since 2017).

About Katherine Anne Nicolai Ph.d. NPPES

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

KATHERINE ANNE NICOLAI PH.D. (NPI 1558887182) is an individual clinical provider in Seattle, Washington, licensed in California (PSY29225) and active in the NPI registry since August 2017.

NPPES Registry Identity

NPI1558887182
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameKATHERINE ANNE NICOLAICredential: PH.D.
Location Address635 NW MARKET STSeattle, WA 98107-2711
Mailing Address635 Nw Market StSeattle, WA 98107-2711 · (719) 338-2536
Phone(719) 338-2536
Sole ProprietorYes
Enumeration DateAugust 15, 2017
Last NPPES UpdateFebruary 10, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 10, 2025
✔ NPI 1558887182 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
Licenses✔ Licensed in CA · PSY29225✔ Licensed in WA · PY61184763
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.
635 NW MARKET ST, Seattle, WA 98107
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Accepted Insurance

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

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 Katherine Nicolai's NPI number?

The NPI number for Katherine Nicolai is 1558887182. It was assigned to this individual provider in the NPPES registry on August 15, 2017.

Where is Katherine Nicolai located?

Katherine Nicolai practices at 635 NW Market St, Seattle, WA 98107. The listed phone number is (719) 338-2536.

What is Katherine Nicolai's specialty?

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

What insurance does Katherine Nicolai accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Katherine Nicolai 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 Katherine Nicolai was last updated on February 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.