Dominion Diagnostics, LLC, a medical laboratory, provides clinical testing, toxicological analytical testing, clinical services, and data systems management for health care centers. It specializes in clinical urine drug testing and monitoring. It offers laboratory testing services, clinical services, educational programs, training and quality/data management services, clinical services for behavioral health, billing/third party insurance billing services, and shipping and supplies for collection services. The company provides testing services for the drug classes, including amphetamines, barbiturates, benzodiazepines, buprenorphine, annabinoids, cocaine and cocaine metabolite, cotinine, ecstasy, ethanol, heroin metabolite, LSD, methadone, methadone metabolite, opiates, phencyclidine, and propoxyphene. It serves addiction medicine and pain management clinics, psychiatric practices, hospitals, treatment facilities, mental health clinics, physicians, hospitals, living facilities, and home health organizations, as well as state and county agencies. The company was founded in 1997 and is based in North Kingstown, Rhode Island.