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Comprehensive Lab Services (CLS) drug testing provides an objective means to detect abuse or monitor treatment adherence. We are committed to providing reliable, innovative, and value-focused substance abuse screening products and laboratory services. Our laboratory uses an Immunoassay instrument for initial screening and Liquid Chromatography / Mass Spectrometry (LC/MS/MS), the highest analytical standard in the industry from confirmatory procedures. Our services provide health care clinics and physicians offices with prompt and efficient turnaround times with the most accurate interpretation.

Comprehensive Lab Services, LLC. Questions

The Comprehensive Lab Services, LLC. annual revenue was $4 million in 2026.

1 people are employed at Comprehensive Lab Services, LLC..

Comprehensive Lab Services, LLC. is based in Flint, Michigan.

The NAICS codes for Comprehensive Lab Services, LLC. are [6215, 621, 62, 62151].

The SIC codes for Comprehensive Lab Services, LLC. are [807, 80].

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