ROSEMARY SARA WEBB WALKER PHD
NPI 1639849060
Psychologist - Cognitive & Behavioral in Seattle, WA

Q: What is Rosemary Walker's NPI number?

The NPI number for Rosemary Walker is 1639849060. It was assigned to this individual provider in the NPPES registry on September 16, 2021.

Q: What is Rosemary Walker's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Cognitive & Behavioral, with taxonomy code 103TB0200X.

Q: Is Rosemary Walker enrolled in Medicare?

No. Rosemary Walker has opted out of Medicare through March 25, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

Q: When was this NPI record last updated?

The NPPES record for Rosemary Walker was last updated on December 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.

Active since September 16, 2021Opted out of Medicare · through Mar 25, 2027

1660 S COLUMBIAN WAY, SEATTLE, WA 98108(206) 762-1010 Get Directions Write a Review

NPPES record last updated: December 6, 2023. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Dec 6, 2023, Sep 16, 2021 (2 updates tracked since 2021).

On this page

About Rosemary Sara Webb Walker Phd NPPES

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

ROSEMARY SARA WEBB WALKER PHD (NPI 1639849060) is an individual cognitive & behavioral provider in Seattle, Washington and active in the NPI registry since September 2021. She has opted out of Medicare through March 25, 2027.

NPPES Registry Identity

NPI1639849060

Entity TypeIndividualFemale

Primary Taxonomy103TB0200X

Provider Legal NameROSEMARY SARA WEBB WALKERCredential: PHD

Location Address1660 S COLUMBIAN WAYSeattle, WA 98108-1532

Mailing Address1660 S Columbian WaySeattle, WA 98108-1532 · (206) 762-1010

Phone(206) 762-1010

Sole ProprietorNo

Enumeration DateSeptember 16, 2021

Last NPPES UpdateDecember 6, 20232 updates tracked since enumeration

NPPES CertifiedSeptember 23, 2022

✔ NPI 1639849060 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · Cognitive & BehavioralBehavioral Health & Social Service Providers

Taxonomy Code103TB0200X

Definition

A psychologist who reflects an experimental-clinical approach distinguished by use of principles of human learning and development and theories of cognitive processing to promote meaningful change in maladaptive human behavior and thinking.

1660 S COLUMBIAN WAY, Seattle, WA 98108

Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Rosemary Sara Webb Walker Phd has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from March 25, 2025 through March 25, 2027.

Opt-Out Effective DateMarch 25, 2025

Opt-Out In Effect ThroughMarch 25, 2027Opt-out affidavits renew automatically every two years unless cancelled

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.

DR. SARAH BASTAWROUS DO

Radiology (Diagnostic Radiology)

1660 S COLUMBIAN WAY, DIAGNOSTIC IMAGING, S-RAD-114
SEATTLE, WA 98108

King County (312) 450-5258

PATRICK PATTERSON LPN

Licensed Practical Nurse