CLIA Certified & California Licensed
Laboratory Services in California
Comprehensive diagnostic testing for California healthcare providers. Our CLIA certified lab is fully licensed to serve medical facilities throughout the Golden State.
Medicare & Medicaid Enrolled Provider | Most Insurance Accepted
Laboratory Services for California Providers
We provide reliable diagnostic testing with fast turnaround times for healthcare organizations across California.
Toxicology Testing
Comprehensive drug testing including urine, blood, and hair analysis. GC/MS and LC-MS/MS confirmation.
Learn more →Respiratory Panels
COVID-19, Influenza A/B, and RSV PCR testing. Critical during California's respiratory illness season.
Learn more →Molecular Diagnostics
Advanced PCR testing using state-of-the-art multiplex technology for accurate pathogen detection.
Learn more →Workplace Drug Testing
DOT and non-DOT testing programs for California employers. Pre-employment and random testing.
Learn more →Pain Management Monitoring
Specialized panels for monitoring medication compliance in chronic pain patients.
Learn more →Oral Fluid Testing
Non-invasive drug testing for recent use detection. DOT-approved collection method.
Learn more →Serving Healthcare Providers Across California
Reliable specimen logistics from our Dallas facility to California healthcare organizations.
Southern California
- Los Angeles • San Diego
- Anaheim • Long Beach
- Riverside • Irvine
- Santa Ana • Ontario
Bay Area
- San Francisco • San Jose
- Oakland • Fremont
- Santa Clara • Hayward
- Sunnyvale • Concord
Central California
- Sacramento • Fresno
- Bakersfield • Stockton
- Modesto • Visalia
- Santa Barbara • Salinas
California City PagesPáginas de Ciudades en California
Service-specific landing pages for each major California metro. Click a service to see CLIA-certified testing details, FAQ, and audiences served in that city.Páginas dedicadas por servicio para cada área metropolitana importante de California. Haga clic en un servicio para ver detalles de pruebas certificadas CLIA, preguntas frecuentes y audiencias atendidas en esa ciudad.
Los Angeles
Greater Los Angeles · pop. 3.9M city / 12.9M metro
San Diego
San Diego-Carlsbad · pop. 1.4M city / 3.3M metro
San Jose
Bay Area / San Jose-Sunnyvale-Santa Clara · pop. 970K city / 2M metro
San Francisco
Bay Area · pop. 810K city / 4.6M metro
Sacramento
Greater Sacramento · pop. 525K city / 2.4M metro
Fresno
Fresno · pop. 545K city / 1.2M metro
Long Beach
Greater Los Angeles · pop. 455K city / 12.9M metro
Oakland
Bay Area · pop. 440K city / 4.6M metro
Bakersfield
Bakersfield · pop. 415K city / 920K metro
Anaheim
Greater Los Angeles / Orange County · pop. 345K city / 3.2M (OC) metro
Santa Ana
Orange County · pop. 310K city / 3.2M (OC) metro
Riverside
Inland Empire / Riverside-San Bernardino · pop. 320K city / 4.6M metro
Stockton
Stockton-Lodi · pop. 320K city / 780K metro
Irvine
Orange County · pop. 310K city / 3.2M (OC) metro
Chula Vista
San Diego-Carlsbad · pop. 285K city / 3.3M metro
Partner with Gentech Diagnostics
Contact us to learn how we can support your California healthcare facility with reliable diagnostic testing.