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

GAIL FRIZZELL LCSW
NPI 1457768079
Social Worker - Clinical in Benicia, CA

Active since July 15, 2014Opted out of Medicare · through Feb 9, 2028
865 WEST I STREET, BENICIA, CA 94510(707) 290-5394 Get Directions Write a Review

NPPES record last updated: July 28, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Gail Frizzell Lcsw NPPES

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

GAIL FRIZZELL LCSW (NPI 1457768079) is an individual clinical provider in Benicia, California, licensed in California (28564) and active in the NPI registry since July 2014. She has opted out of Medicare through February 9, 2028.

NPPES Registry Identity

NPI1457768079
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameGAIL FRIZZELLCredential: LCSW
Location Address865 WEST I STREETBenicia, CA 94510
Mailing Address865 W I StBenicia, CA 94510-2526 · (707) 290-5394
Phone(707) 290-5394
Sole ProprietorYes
Enumeration DateJuly 15, 2014
Last NPPES UpdateJuly 28, 2026
NPPES CertifiedJuly 28, 2026
✔ NPI 1457768079 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 · 28564
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.
865 WEST I STREET, Benicia, CA 94510
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

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Opted out of Medicare

Gail Frizzell Lcsw has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from February 9, 2024 through February 9, 2028.

Opt-Out Effective DateFebruary 9, 2024
Opt-Out In Effect ThroughFebruary 9, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94510 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 $65.02 – $191.95
Typical copayment $0.00 (range $16.25 – $47.98)
Most-billed visit code NA
Established Patient
$80.24 typical visit price
range $21.86 – $157.69
Typical copayment $20.06 (range $5.46 – $39.42)
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 Gail Frizzell's NPI number?

The NPI number for Gail Frizzell is 1457768079. It was assigned to this individual provider in the NPPES registry on July 15, 2014.

Where is Gail Frizzell located?

Gail Frizzell practices at 865 West I Street, Benicia, CA 94510. The listed phone number is (707) 290-5394.

What is Gail Frizzell's specialty?

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

Is Gail Frizzell enrolled in Medicare?

No. Gail Frizzell has opted out of Medicare through February 9, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

What insurance does Gail Frizzell accept?

Health plans from Providence Health Plan list Gail Frizzell as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gail Frizzell was last updated on July 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.