SIERRA GARTHWAITE
NPI 1780037010
Psychologist in San Francisco, CA

Active since July 21, 2016
1500 FRANKLIN ST, SAN FRANCISCO, CA 94109(415) 474-7310 Get Directions Write a Review

NPPES record last updated: May 23, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 23, 2025, Apr 2, 2021, Mar 17, 2021 and 1 more (4 updates tracked since 2016).

About Sierra Garthwaite NPPES

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

SIERRA GARTHWAITE (NPI 1780037010) is an individual psychologist in San Francisco, California, licensed in California (35751) and active in the NPI registry since July 2016.

NPPES Registry Identity

NPI1780037010
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameSIERRA GARTHWAITE
Location Address1500 FRANKLIN STSan Francisco, CA 94109-4523
Mailing Address1500 Franklin StSan Francisco, CA 94109-4523
Sole ProprietorNo
Enumeration DateJuly 21, 2016
Last NPPES UpdateMay 23, 20254 updates tracked since enumeration
NPPES CertifiedMay 23, 2025
NPI 1780037010 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in CA · 35751
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
1500 FRANKLIN ST, San Francisco, CA 94109

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.

Marriage & Family Therapist
1500 FRANKLIN ST
SAN FRANCISCO, CA 94109
Marriage & Family Therapist
1500 FRANKLIN ST
SAN FRANCISCO, CA 94109
Marriage & Family Therapist
1500 FRANKLIN ST
SAN FRANCISCO, CA 94109
Community Health Worker
1500 FRANKLIN ST
SAN FRANCISCO, CA 94109
Marriage & Family Therapist
1500 FRANKLIN ST
SAN FRANCISCO, CA 94109
Technician, Other
1500 FRANKLIN ST
SAN FRANCISCO, CA 94109
Counselor (Professional)
1500 FRANKLIN ST
SAN FRANCISCO, CA 94109
Psychiatry & Neurology (Psychiatry)
1500 FRANKLIN ST
SAN FRANCISCO, CA 94109

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 Sierra Garthwaite's NPI number?

The NPI number for Sierra Garthwaite is 1780037010. It was assigned to this individual provider in the NPPES registry on July 21, 2016.

Where is Sierra Garthwaite located?

Sierra Garthwaite practices at 1500 Franklin St, San Francisco, CA 94109. The listed phone number is (415) 474-7310.

What is Sierra Garthwaite's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

When was this NPI record last updated?

The NPPES record for Sierra Garthwaite was last updated on May 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.