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About Us

About DexMo Diagnostics

DexMo Diagnostics, LLC is a family-owned business that has been serving the community since 2017. Our goal is to ensure that our patients and customers have access to the most reliable and accurate testing available. Avoid the long lines and wait times and high prices at the ER, urgent care or clinic.


We are proud to be a part of the local community and look forward to continuing to serve you with the same commitment to quality and service.

Providing you with the best lab collection facility in Southeast Missouri

DexMo Diagnostics, LLC

Located on Arvin Rd. in Dexter Missouri. 

Derek Renfroe, CEO

Owner and CEO, Derek provides over 25 years in the clinical lab business. 

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