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MS. KATHLEEN O'BRIEN LCSW
NPI 1093718413
Social Worker - Clinical in Occidental, CA

Active since May 31, 2005PECOS Enrolled
3802 MAIN STREET, OCCIDENTAL, CA 95465(707) 874-2444(707) 874-1664 Get Directions Write a Review

NPPES record last updated: July 9, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Ms. Kathleen O'brien Lcsw NPPES

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

MS. KATHLEEN O'BRIEN LCSW (NPI 1093718413) is an individual clinical provider in Occidental, California, licensed in California (LCS18626) and active in the NPI registry since May 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1093718413
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. KATHLEEN O'BRIENCredential: LCSW
Location Address3802 MAIN STREETOccidental, CA 95465
Mailing AddressPo Box 1449Guerneville, CA 95446-1449 · (707) 874-2444 · Fax (707) 874-1664
Phone(707) 874-2444
Fax(707) 874-1664
Sole ProprietorNo
Enumeration DateMay 31, 2005
Last NPPES UpdateJuly 9, 2007
✔ NPI 1093718413 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CA · LCS18626
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
3802 MAIN STREET, Occidental, CA 95465
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Other Identifiers 1

MedicaidFHC03899GCA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Kathleen O'brien Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95465 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $63.04 – $187.01
Typical copayment $0.00 (range $15.76 – $46.75)
Most-billed visit code NA
Established Patient
$77.94 typical visit price
range $21.02 – $153.40
Typical copayment $19.48 (range $5.25 – $38.35)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 3

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

DR. VICTORIA DAVIS MD
Family Medicine
3802 MAIN STREET
OCCIDENTAL, CA 95465
Sonoma County (707) 874-2444
DR. TRINA BOWEN MD
Family Medicine
3802 MAIN STREET
OCCIDENTAL, CA 95465
Sonoma County (707) 874-2444
DR. UYEN T LY MD
Family Medicine
3802 MAIN STREET
OCCIDENTAL, CA 95465
Sonoma County (707) 874-2444

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 Kathleen O'brien's NPI number?

The NPI number for Kathleen O'brien is 1093718413. It was assigned to this individual provider in the NPPES registry on May 31, 2005.

Where is Kathleen O'brien located?

Kathleen O'brien practices at 3802 Main Street, Occidental, CA 95465. The listed phone number is (707) 874-2444.

What is Kathleen O'brien's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Kathleen O'brien enrolled in Medicare?

Yes. Kathleen O'brien is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Kathleen O'brien was last updated on July 9, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.