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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

THERESA FO
NPI 1083523674
Counselor - School in Sunnyvale, CA

Active since September 01, 2026
1080 MANGO AVE, SUNNYVALE, CA 94087(408) 522-8288 Get Directions Write a Review

NPPES record added: September 1, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

About Theresa Fo NPPES

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

THERESA FO (NPI 1083523674) is an individual school provider in Sunnyvale, California and active in the NPI registry since September 2026. She maintains a secondary practice location in Sunnyvale.

NPPES Registry Identity

NPI1083523674
Entity TypeIndividualFemale
Primary Taxonomy101YS0200X
Provider Legal NameTHERESA FO
Location Address1080 MANGO AVESunnyvale, CA 94087-1728
Mailing Address2785 S Bascom Ave Apt 62Campbell, CA 95008-6265
Phone(408) 522-8288
Sole ProprietorNo
Enumeration DateSeptember 1, 2026
NPPES CertifiedSeptember 1, 2026
✔ NPI 1083523674 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · SchoolBehavioral Health & Social Service Providers
Taxonomy Code101YS0200X
1080 MANGO AVE, Sunnyvale, CA 94087
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Other Names 1

Other Name (5)Tracy Fo

Secondary Practice Location 1

Location 1824 Cumberland DrSunnyvale, CA 94087-1221 · Phone (408) 522-8255

Other Providers at the Same Location NPPES 5

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

CYNTHIA PATTERSON
Social Worker (School)
1080 MANGO AVE
SUNNYVALE, CA 94087
Santa Clara County (408) 552-8288
PRITI WIRASINGHE
Counselor (Mental Health)
1080 MANGO AVE
SUNNYVALE, CA 94087
Santa Clara County (408) 522-8288
ANNELIESE LORENZO
Speech-Language Pathologist
1080 MANGO AVE
SUNNYVALE, CA 94087
Santa Clara County (408) 522-8288
JULIANNE ALEXA HOLMBLAD
Psychologist (School)
1080 MANGO AVE
SUNNYVALE, CA 94087
Santa Clara County (408) 522-8288
CRYSTAL TAO
Student in an Organized Health Care Education/Training Program
1080 MANGO AVE
SUNNYVALE, CA 94087
Santa Clara County (408) 963-3276

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 Theresa Fo's NPI number?

The NPI number for Theresa Fo is 1083523674. It was assigned to this individual provider in the NPPES registry on September 1, 2026. The provider is also known as Tracy Fo.

Where is Theresa Fo located?

Theresa Fo practices at 1080 Mango Ave, Sunnyvale, CA 94087. The listed phone number is (408) 522-8288.

What is Theresa Fo's specialty?

The primary specialty registered for this NPI is Counselor, specializing in School, with taxonomy code 101YS0200X.

When was this NPI record last updated?

The NPPES record for Theresa Fo was last updated on September 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 days 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.