MARGARET THAYER PHD
NPI 1609926823
Psychologist - Clinical in Walnut Creek, CA

Q: What is Margaret Thayer's NPI number?

The NPI number for Margaret Thayer is 1609926823. It was assigned to this individual provider in the NPPES registry on January 11, 2007.

Q: What is Margaret Thayer's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Margaret Thayer was last updated on September 19, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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 January 11, 2007

1600 S MAIN ST STE 111, WALNUT CREEK, CA 94596(925) 855-0459 Get Directions Write a Review

NPPES record last updated: September 19, 2016. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Margaret Thayer Phd NPPES

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

MARGARET THAYER PHD (NPI 1609926823) is an individual clinical provider in Walnut Creek, California, licensed in California (PSY14839) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1609926823

Entity TypeIndividualFemale

Primary Taxonomy103TC0700X

Provider Legal NameMARGARET THAYERCredential: PHD

Location Address1600 S MAIN ST STE 111Walnut Creek, CA 94596-5320

Mailing Address1600 S Main St Ste 111Walnut Creek, CA 94596-5320 · (925) 855-0459

Phone(925) 855-0459

Sole ProprietorYes

Enumeration DateJanuary 11, 2007

Last NPPES UpdateSeptember 19, 2016

✔ NPI 1609926823 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in CA · PSY14839

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.

1600 S MAIN ST STE 111, Walnut Creek, CA 94596

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Other Identifiers 1

Medicare PIN0PL148390CA

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 Margaret Thayer's NPI number?

The NPI number for Margaret Thayer is 1609926823. It was assigned to this individual provider in the NPPES registry on January 11, 2007.

Where is Margaret Thayer located?

Margaret Thayer practices at 1600 S Main St Ste 111, Walnut Creek, CA 94596. The listed phone number is (925) 855-0459.

What is Margaret Thayer's specialty?

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

When was this NPI record last updated?

The NPPES record for Margaret Thayer was last updated on September 19, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.