Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Theresa Marie Isidro

Marriage & Family Therapist in Pleasanton, CA · enumerated 2019 · practices at Hively.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1346886678

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Registry record

Entity type Individual (Type 1)

Name Theresa Marie Isidro

Sex Female

Practice address Pleasanton, CA, 94588

Phone (925) 417-8733

Enumeration date Nov 21, 2019

Last updated in NPPES Jul 10, 2024

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

106H00000X Marriage & Family Therapist Behavioral Health & Social Service Providers · License 112806 (CA) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Theresa Isidro?

The National Provider Identifier (NPI) for Theresa Isidro is 1346886678, a Type 1 (individual) record in the CMS NPPES registry.

Where does Theresa Isidro practice?

The practice location on file with NPPES is in Pleasanton, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Danielle Macvicar Student in an Organized Health Care Education/Training Program · Pleasanton, CA NPI 1548741390 Hively Professional Counselor · Pleasanton, CA NPI 1578113676 Gabriela Martinez Student in an Organized Health Care Education/Training Program · Pleasanton, CA NPI 1376137489 Ashley Holbrook Student in an Organized Health Care Education/Training Program · Pleasanton, CA NPI 1972278026 Cassy Peterson Student in an Organized Health Care Education/Training Program · Pleasanton, CA NPI 1891423141 Carolyn Decker Marriage & Family Therapist · Pleasanton, CA NPI 1588499172 Mariam Rizvi Student in an Organized Health Care Education/Training Program · Pleasanton, CA NPI 1821985300 Paul Bonnel Student in an Organized Health Care Education/Training Program · Pleasanton, CA NPI 1104718865

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-07-10.