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WESTSIDE TREATMENT, LLC.
NPI 1093129306
Clinic/Center - Rehabilitation, Substance Use Disorder in Los Angeles, CA

Active since June 13, 2014CLIA 05D2098568 · Waiver
11150 W OLYMPIC BLVD, STE 760, LOS ANGELES, CA 90064(855) 619-5383(310) 894-5354 Get Directions Write a Review

NPPES record last updated: August 29, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 12, 2025, Oct 28, 2022, Oct 9, 2020 and 1 more (4 updates tracked since 2020).

About Westside Treatment, Llc. NPPES

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

WESTSIDE TREATMENT, LLC. (NPI 1093129306), doing business as Totality Treatment Center, is a healthcare organization registered as a rehabilitation, substance use disorder in Los Angeles, California and active in the NPI registry since June 2014. The organization holds a CLIA Waiver certificate valid through July 8, 2027 and lists Castle Brusa, Chief Operating Officer, as its authorized official.

NPPES Registry Identity

NPI1093129306
Entity TypeOrganization
Primary Taxonomy261QR0405X
Legal Business NameWESTSIDE TREATMENT, LLC.
Location Address11150 W OLYMPIC BLVD, STE 760Los Angeles, CA 90064-1817
Mailing Address11150 W Olympic Blvd Ste 760Los Angeles, CA 90064-1855
Phone(855) 619-5383
Fax(310) 894-5354
Organization SubpartNo
Authorized OfficialCastle BrusaChief Operating Officer · (855) 619-5383
Enumeration DateJune 13, 2014
Last NPPES UpdateAugust 29, 20254 updates tracked since enumeration
NPPES CertifiedAugust 29, 2025
✔ NPI 1093129306 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 6

★ Primary SpecialtyClinic/Center · Rehabilitation, Substance Use DisorderAmbulatory Health Care Facilities
Taxonomy Code261QR0405X
Also ListedCommunity/Behavioral HealthTaxonomy 251S00000X
Also ListedClinic/Center · Mental Health (Including Community Mental Health Center)Taxonomy 261QM0801X
Also ListedClinic/Center · Adult Mental HealthTaxonomy 261QM0850X
Also ListedRehabilitation, Substance Use Disorder UnitTaxonomy 276400000X
Also ListedSubstance Abuse Rehabilitation FacilityTaxonomy 324500000X
11150 W OLYMPIC BLVD, Los Angeles, CA 90064
Open in Google Maps ↗

Other Names 1

Doing Business AsTotality Treatment Center

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Westside Treatment, Llc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Westside Treatment, LLC., which bills Medicare for the services this clinician delivers.

Clinician (1)

Ian Tofler, M.D.
Psychiatry
NPI 1558466342
5105 W GOLDLEAF CIR
Los Angeles, CA 90056
(909) 919-9296
✔ PECOS✔ Accepts Medicare5.4 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D2098568

Westside Treatment, LLC · Los Angeles, CA
Active · expires Jul 8, 2027
CLIA Number05D2098568
Laboratory TypeBehavioral Hlth Php
Certificate Effective DateJuly 9, 2025
Certificate Expiration DateJuly 8, 2027
Laboratory DirectorIan R. Tofler
Laboratory Phone(855) 619-5383
Laboratory LocationWestside Treatment, LLC11150 W Olympic Blvd Ste 760, Los Angeles, CA 90064
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Westside Treatment, LLC.'s NPI number?

The NPI number for Westside Treatment, LLC. is 1093129306. It was assigned to this organization in the NPPES registry on June 13, 2014. The provider is doing business as Totality Treatment Center.

Where is Westside Treatment, LLC. located?

Westside Treatment, LLC. is located at 11150 W Olympic Blvd Ste 760, Los Angeles, CA 90064. The listed phone number is (855) 619-5383.

What is Westside Treatment, LLC.'s specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Rehabilitation, Substance Use Disorder, with taxonomy code 261QR0405X.

Is Westside Treatment, LLC. enrolled in Medicare?

Yes. Westside Treatment, LLC. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Westside Treatment, LLC.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Psychiatry) reassigns their Medicare billing to Westside Treatment, LLC.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Westside Treatment, LLC. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2098568) is associated with this NPI, valid through July 8, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Westside Treatment, LLC. was last updated on August 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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.