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CLAIRE SIMONE GUERIN LCSW
NPI 1902493901
Social Worker - Clinical in Mill Valley, CA

Active since December 23, 2020PECOS Enrolled
311 MILLER AVE STE A3, MILL VALLEY, CA 94941(323) 835-4332 Get Directions Write a Review

NPPES record last updated: December 23, 2020. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Claire Simone Guerin Lcsw NPPES

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

CLAIRE SIMONE GUERIN LCSW (NPI 1902493901) is an individual clinical provider in Mill Valley, California, licensed in California (82848) and active in the NPI registry since December 2020. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1902493901
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameCLAIRE SIMONE GUERINCredential: LCSW
Location Address311 MILLER AVE STE A3Mill Valley, CA 94941-2844
Mailing AddressPo Box 549Mill Valley, CA 94942-0549
Phone(323) 835-4332
Sole ProprietorYes
Enumeration DateDecember 23, 2020
NPPES CertifiedDecember 23, 2020
✔ NPI 1902493901 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 · 82848
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.
311 MILLER AVE STE A3, Mill Valley, CA 94941
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Claire Simone Guerin 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 94941 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 $69.07 – $202.63
Typical copayment $0.00 (range $17.26 – $50.65)
Most-billed visit code NA
Established Patient
$85.00 typical visit price
range $23.44 – $166.64
Typical copayment $21.25 (range $5.86 – $41.66)
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.

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 Claire Guerin's NPI number?

The NPI number for Claire Guerin is 1902493901. It was assigned to this individual provider in the NPPES registry on December 23, 2020.

Where is Claire Guerin located?

Claire Guerin practices at 311 Miller Ave Ste A3, Mill Valley, CA 94941. The listed phone number is (323) 835-4332.

What is Claire Guerin's specialty?

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

Is Claire Guerin enrolled in Medicare?

Yes. Claire Guerin is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Claire Guerin was last updated on December 23, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.