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CALIFORNIA CLINICAL RESEARCH HORIZON CMHC
NPI 1205472628
Clinic/Center - Mental Health (Including Community Mental Health Center) in Winnetka, CA

Active since November 20, 2019CLIA 05D2191821 · Waiver
20201 SHERMAN WAY STE 106, WINNETKA, CA 91306(818) 527-1618(818) 527-1183 Get Directions Write a Review

NPPES record last updated: December 23, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Dec 23, 2025, Nov 5, 2024, Dec 18, 2019 and 1 more (4 updates tracked since 2019).

About California Clinical Research Horizon Cmhc NPPES

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

CALIFORNIA CLINICAL RESEARCH HORIZON CMHC (NPI 1205472628), doing business as Horizon Cmhc, is a healthcare organization registered as a mental health (including community mental health center) in Winnetka, California and active in the NPI registry since November 2019. The organization holds a CLIA Waiver certificate valid through August 31, 2026 and lists Michael Landver, President, as its authorized official.

NPPES Registry Identity

NPI1205472628
Entity TypeOrganization
Primary Taxonomy261QM0801X
Legal Business NameCALIFORNIA CLINICAL RESEARCH HORIZON CMHC
Location Address20201 SHERMAN WAY STE 106Winnetka, CA 91306-3269
Mailing Address2170 Century Park East,, Suite 1012Los Angeles, CA 90067-2223 · (818) 527-1618 · Fax (818) 527-1183
Phone(818) 527-1618
Fax(818) 527-1183
Organization SubpartNo
Authorized OfficialMichael LandverPresident · (310) 415-2227
Enumeration DateNovember 20, 2019
Last NPPES UpdateDecember 23, 20254 updates tracked since enumeration
NPPES CertifiedDecember 23, 2025
✔ NPI 1205472628 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Mental Health (Including Community Mental Health Center)Ambulatory Health Care Facilities
Taxonomy Code261QM0801X
20201 SHERMAN WAY STE 106, Winnetka, CA 91306
Open in Google Maps ↗

Other Names 1

Doing Business AsHorizon Cmhc

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 05D2191821

California Clinical Research Horizon Cmhc · Winnetka, CA
Active · expires Aug 31, 2026
CLIA Number05D2191821
Laboratory TypeCommunity Mental Health
Certificate Effective DateSeptember 1, 2024
Certificate Expiration DateAugust 31, 2026
Laboratory DirectorSyed Hossain
Laboratory Phone(818) 527-1618
Laboratory LocationCalifornia Clinical Research Horizon Cmhc20201 Sherman Way Ste 109, Winnetka, CA 91306
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES

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

EUGENE ROSENMAN MD LA CENTER FOR BEHAVIORAL HEALTH PC
Psychiatry & Neurology (Psychiatry)
20201 SHERMAN WAY STE 106
WINNETKA, CA 91306
Los Angeles County (702) 248-8866

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 California Clinical Research Horizon Cmhc's NPI number?

The NPI number for California Clinical Research Horizon Cmhc is 1205472628. It was assigned to this organization in the NPPES registry on November 20, 2019. The provider is doing business as Horizon CMHC.

Where is California Clinical Research Horizon Cmhc located?

California Clinical Research Horizon Cmhc is located at 20201 Sherman Way Ste 106, Winnetka, CA 91306. The listed phone number is (818) 527-1618.

What is California Clinical Research Horizon Cmhc's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.

Does California Clinical Research Horizon Cmhc hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2191821) is associated with this NPI, valid through August 31, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for California Clinical Research Horizon Cmhc was last updated on December 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.