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Questions about testing or results? Contact MCW Diagnostics & Laboratory—your partner in accurate, reliable health insights.

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At MCW Diagnostics & Laboratory, we are committed to providing professional, confidential, and compliance-focused laboratory services for individuals, employers, attorneys, and organizations throughout Spartanburg and the Upstate region. Whether you need DOT drug testing, employer screening services, legal chain-of-custody testing, DNA testing, fingerprinting, alcohol testing, or workplace compliance support, our team is here to help with fast, accurate, and dependable service.

We understand that testing and compliance needs are often time-sensitive. That’s why MCW offers responsive customer support, professional specimen collection, and guidance for employers, safety managers, legal professionals, and individuals seeking reliable laboratory solutions. Our goal is to make the process simple, efficient, and fully compliant with industry and regulatory standards.

Have questions about scheduling, pricing, employer programs, or testing requirements?

Contact our experienced team today. We proudly provide services for DOT-regulated and non-DOT industries, legal and court-admissible testing, mobile and on-site collections, and customized compliance solutions tailored to your needs.

Call us today at 864-900-9891 to speak with a compliance specialist or visit MCW Diagnostics & Laboratory Website to learn more or request services online.

Award Winning Laboratory in Spartanburg SC
AABB accredited laboratory