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CHELSIE ANN SILVEIRA
NPI 1598917262
Social Worker - Clinical in Westlake Village, CA

Active since October 14, 2008Opted out of Medicare · through May 8, 2028
2659 TOWNSGATE RD STE 218, WESTLAKE VILLAGE, CA 91361(805) 409-7290 Get Directions Write a Review

NPPES record last updated: August 27, 2024. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Jan 14, 2023, Jul 21, 2022, Sep 14, 2017 (3 updates tracked since 2017).

About Chelsie Ann Silveira NPPES

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

CHELSIE ANN SILVEIRA (NPI 1598917262) is an individual clinical provider in Westlake Village, California and active in the NPI registry since October 2008. She has opted out of Medicare through May 8, 2028 and maintains a secondary practice location in Westlake Village.

NPPES Registry Identity

NPI1598917262
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameCHELSIE ANN SILVEIRA
Location Address2659 TOWNSGATE RD STE 218Westlake Village, CA 91361-2711
Mailing Address2659 Townsgate Rd Ste 218Westlake Village, CA 91361-2711 · (805) 409-7290
Phone(805) 409-7290
Sole ProprietorNo
Enumeration DateOctober 14, 2008
Last NPPES UpdateAugust 27, 20243 updates tracked since enumeration
NPPES CertifiedAugust 27, 2024
✔ NPI 1598917262 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
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.
Also ListedSocial WorkerTaxonomy 104100000X
2659 TOWNSGATE RD STE 218, Westlake Village, CA 91361
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Secondary Practice Location 1

Location 12277 Townsgate Rd Ste 102Westlake Village, CA 91361-2415 · Phone (805) 409-7290

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Chelsie Ann Silveira 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 May 8, 2026 through May 8, 2028.

Opt-Out Effective DateMay 8, 2026
Opt-Out In Effect ThroughMay 8, 2028Opt-out affidavits renew automatically every two years unless cancelled

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.

RAFAEL DE JESUSE ORTEGA LCSW
Social Worker (Clinical)
2659 TOWNSGATE RD STE 218
WESTLAKE VILLAGE, CA 91361
Los Angeles County (805) 603-1040
KAILI SAMANTHA FARHAT ACSW
Social Worker
2659 TOWNSGATE RD STE 218
WESTLAKE VILLAGE, CA 91361
Los Angeles County (805) 409-7290
HANNAH CHAMBERLIN
Marriage & Family Therapist
2659 TOWNSGATE RD STE 218
WESTLAKE VILLAGE, CA 91361
Los Angeles County (818) 620-3271

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 Chelsie Silveira's NPI number?

The NPI number for Chelsie Silveira is 1598917262. It was assigned to this individual provider in the NPPES registry on October 14, 2008.

Where is Chelsie Silveira located?

Chelsie Silveira practices at 2659 Townsgate Rd Ste 218, Westlake Village, CA 91361. The listed phone number is (805) 409-7290.

What is Chelsie Silveira's specialty?

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

Is Chelsie Silveira enrolled in Medicare?

No. Chelsie Silveira has opted out of Medicare through May 8, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Chelsie Silveira was last updated on August 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.