Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MS. CATHERINE RF ARTHUR NP
NPI 1376649079
Nurse Practitioner - Psychiatric/Mental Health in Orinda, CA

Q: What is Catherine Arthur's NPI number?

The NPI number for Catherine Arthur is 1376649079. It was assigned to this individual provider in the NPPES registry on September 16, 2006. The provider is also known as Catherine Fortner.

Q: What is Catherine Arthur's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Q: When was this NPI record last updated?

The NPPES record for Catherine Arthur was last updated on July 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 59 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.

Active since September 16, 2006

25 ORINDA WAY STE 303, ORINDA, CA 94563(925) 858-0476 Get Directions Write a Review

NPPES record last updated: July 1, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Ms. Catherine Rf Arthur Np NPPES

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

MS. CATHERINE RF ARTHUR NP (NPI 1376649079) is an individual psychiatric/mental health provider in Orinda, California, licensed in California (9949) and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1376649079

Entity TypeIndividualFemale

Primary Taxonomy363LP0808X

Provider Legal NameMS. CATHERINE RF ARTHURCredential: NP

Location Address25 ORINDA WAY STE 303Orinda, CA 94563-4402

Mailing Address25 Orinda Way Ste 303Orinda, CA 94563-4402 · (925) 858-0476

Phone(925) 858-0476

Sole ProprietorNo

Enumeration DateSeptember 16, 2006

Last NPPES UpdateJuly 1, 2026

NPPES CertifiedJuly 1, 2026

✔ NPI 1376649079 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0808X

License✔ Licensed in CA · 9949

Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 9949 (CA)

25 ORINDA WAY STE 303, Orinda, CA 94563

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Other Names 1

Former Name (1)Catherine Fortner

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 Catherine Arthur's NPI number?

The NPI number for Catherine Arthur is 1376649079. It was assigned to this individual provider in the NPPES registry on September 16, 2006. The provider is also known as Catherine Fortner.

Where is Catherine Arthur located?

Catherine Arthur practices at 25 Orinda Way Ste 303, Orinda, CA 94563. The listed phone number is (925) 858-0476.

What is Catherine Arthur's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

When was this NPI record last updated?

The NPPES record for Catherine Arthur was last updated on July 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 59 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.