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GREGORY CHARLES THAYER
NPI 1295177137
Marriage & Family Therapist in San Francisco, CA

Active since July 19, 2013
1801 VICENTE ST., SAN FRANCISCO, CA 94116(415) 681-3211 Get Directions Write a Review

NPPES record last updated: October 7, 2016. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Gregory Charles Thayer NPPES

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

GREGORY CHARLES THAYER (NPI 1295177137) is an individual marriage & family therapist in San Francisco, California and active in the NPI registry since July 2013.

NPPES Registry Identity

NPI1295177137
Entity TypeIndividualMale
Primary Taxonomy106H00000X
Provider Legal NameGREGORY CHARLES THAYER
Location Address1801 VICENTE ST.San Francisco, CA 94116
Mailing Address21 Castenada AveSan Francisco, CA 94116-1406 · (415) 515-0883
Phone(415) 681-3211
Sole ProprietorNo
Enumeration DateJuly 19, 2013
Last NPPES UpdateOctober 7, 2016
✔ NPI 1295177137 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
Definition
A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X
1801 VICENTE ST., San Francisco, CA 94116
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Other Providers at the Same Location NPPES 2

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

CARLOS MIER
Community Health Worker
1801 VICENTE ST.
SAN FRANCISCO, CA 94116
San Francisco County (818) 433-8249
MS. SARAH YABES DIROY LCSW
Social Worker (Clinical)
1801 VICENTE ST.
SAN FRANCISCO, CA 94116
San Francisco County (415) 525-7553

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 Gregory Thayer's NPI number?

The NPI number for Gregory Thayer is 1295177137. It was assigned to this individual provider in the NPPES registry on July 19, 2013.

Where is Gregory Thayer located?

Gregory Thayer practices at 1801 Vicente St., San Francisco, CA 94116. The listed phone number is (415) 681-3211.

What is Gregory Thayer's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

When was this NPI record last updated?

The NPPES record for Gregory Thayer was last updated on October 7, 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.