Sonora Quest Laboratories, a subsidiary of Laboratory Sciences of Arizona, is an Arizona-based joint venture between Banner Health and Quest Diagnostics (NYSE: DGX) that makes up one of the nation's largest integrated laboratory systems. We are the trusted leader in diagnostic and information services with approximately 3,800 employees performing more than 97 million diagnostic tests per year. Our comprehensive test menu encompasses routine, molecular, prescription drug monitoring, genetic/genomic, women's health, and pathology testing services. Sonora Quest is accredited by the College of American Pathologists, the gold standard in laboratory accreditation, which helps ensure the highest standard of care for laboratory operations. To schedule an appointment, find one of our 70+ patient service centers across Arizona, or learn more about ordering tests without a provider's order through My Lab ReQuest™, visit us at SonoraQuest.com.