Tracking The Truth


Customer service and accuracy is what makes us different. That's the Principle Promise!

Principle Diagnostics provides high quality clinical laboratory and diagnostic services to physicians, hospitals, Treatment centers, research companies, surgery and ambulatory centers. Our team includes expert pathologists, top technologists, and dedicated support staff, delivering comprehensive diagnostic solutions so that you can provide optimal care.

Chemistry, Hematology & General Lab Tests

At Principle, we offer a comprehensive menu of clinical chemistry, hematology, and general laboratory testing for all medical specialites. Learn More>

At Principle Diagnostics we work with hospitals and physicians to enhancing their laboratory solutions through lab-to-lab, TC/PC models, and as a reference laboratory. Learn More>

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Toxicology Services

We deliver the highest level of oral and urine toxicology solutions for clinical care, addiction treatment, employment, government, and criminal application. Learn More>

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Principle Diagnostics' fight against the Covid-19 Pandemic 

Call us today: 484.353.6661 

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