MARY ANN WILLIAMSON R.N. F.N.P.
NPI 1255756276
Nurse Practitioner - Family in Ojai, CA

Active since February 27, 2014
207 CHURCH RD, OJAI, CA 93023(805) 646-4386(805) 646-9188 Get Directions Write a Review

NPPES record last updated: February 27, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mary Ann Williamson R.n. F.n.p. NPPES

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

MARY ANN WILLIAMSON R.N. F.N.P. (NPI 1255756276) is an individual family provider in Ojai, California, licensed in California (3148) and active in the NPI registry since February 2014.

NPPES Registry Identity

NPI1255756276
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMARY ANN WILLIAMSONCredential: R.N. F.N.P.
Location Address207 CHURCH RDOjai, CA 93023-3119
Mailing Address207 Church RdOjai, CA 93023-3119 · (805) 646-4386 · Fax (805) 646-9188
Fax(805) 646-9188
Sole ProprietorNo
Enumeration DateFebruary 27, 2014
NPI 1255756276 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in CA · 3148
207 CHURCH RD, Ojai, CA 93023

Other Names 1

Professional Name (2)Mary Ann Brown R.n. F.n.p.

Other Providers at the Same Location NPPES

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

Emergency Medicine
207 CHURCH RD
OJAI, CA 93023

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 Mary Ann Williamson's NPI number?

The NPI number for Mary Ann Williamson is 1255756276. It was assigned to this individual provider in the NPPES registry on February 27, 2014. The provider is also known as Mary Ann Brown R.N. F.N.P..

Where is Mary Ann Williamson located?

Mary Ann Williamson practices at 207 Church Rd, Ojai, CA 93023. The listed phone number is (805) 646-4386.

What is Mary Ann Williamson's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

When was this NPI record last updated?

The NPPES record for Mary Ann Williamson was last updated on February 27, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.