Professional Drug Screening & Diagnostic Services
Providing accurate, confidential, and efficient testing solutions for employers, individuals, and organizations throughout South Carolina.
Professional Drug Screening & Diagnostic Services
Providing accurate, confidential, and efficient testing solutions for employers, individuals, and organizations throughout South Carolina.

Fast & Accurate Results
Receive reliable testing results with quick turnaround times, helping you make informed decisions without delays.

Confidential & Professional Service
Your privacy matters. We provide secure, confidential testing services with the highest standards of professionalism.

DOT & Workplace Compliance
Comprehensive testing solutions designed to help employers maintain safe, compliant, and productive workplaces.
About Us
Premier Drug Screening & Diagnostics is a locally owned company dedicated to providing reliable, confidential, and professional drug testing and diagnostic services for employers, individuals, and organizations. We understand the importance of accurate results, fast turnaround times, and exceptional customer service.
Our goal is to help businesses maintain safe, compliant workplaces while providing convenient testing solutions for individuals. Whether you need pre-employment testing, DOT compliance services, DNA testing, or fingerprinting, our experienced team is committed to delivering dependable service with integrity and professionalism.
Meet the Owner
Chasidie Davis
Owner, Premier Drug Screening & Diagnostics
Chasidie Davis is a Licensed Practical Nurse (LPN) with a passion for serving her community through professional, reliable healthcare and diagnostic services. As the owner of Premier Drug Screening & Diagnostics, she is committed to providing accurate testing, exceptional customer service, and a seamless experience for both employers and individuals.
Born and raised in Mullins, South Carolina, and now serving West Columbia, and surrounding areas, Chasidie understands the importance of integrity, confidentiality, and professionalism in every aspect of the testing process. Her healthcare background allows her to bring a unique level of compassion, attention to detail, and client-focused care to the business.
Through Premier Drug Screening & Diagnostics, Chasidie aims to help businesses maintain safe workplaces while providing convenient and dependable testing solutions through out the community.
Meet the Owner
Chasidie Davis, LPN
Owner, Premier Drug Screening & Diagnostics
Chasidie Davis is a Licensed Practical Nurse (LPN) with a passion for serving her community through professional, reliable healthcare and diagnostic services. As the owner of Premier Drug Screening & Diagnostics, she is committed to providing accurate testing, exceptional customer service, and a seamless experience for both employers and individuals.
Born and raised in Mullins, South Carolina, and now serving West Columbia, and surrounding areas, Chasidie understands the importance of integrity, confidentiality, and professionalism in every aspect of the testing process. Her healthcare background allows her to bring a unique level of compassion, attention to detail, and client-focused care to the business.
Through Premier Drug Screening & Diagnostics, Chasidie aims to help businesses maintain safe workplaces while providing convenient and dependable testing solutions through out the community.
Our Services

Drug Testing
- 5-Panel Drug Testing
- 10-Panel Drug Testing
- DOT Drug Testing
- Non-DOT Drug Testing
- Random Drug Testing
- Pre-Employment Drug Testing
- Post-Accident Drug Testing
- Reasonable Suspicion Testing

Additional Services
- Hair Follicle Drug Testing
- Mobile Collection Services
- On-Site Employer Testing
- Fingerprinting Services

