Quest Diagnostics Incorporated (NYSE:DGX) is one of the 7 most undervalued pot stocks to buy according to analysts. On June ...

Cheating on drug tests among American workers has reached a 30-year high, with Quest Diagnostics Inc. reporting 31,000 tampered samples out of 5.5 million in 2023. The rise in synthetic urine use ...

Elizabeth Moreno was billed $17,850 for a urine test in January 2016. After Moreno's insurer declined to pay any of the bill because the lab was out-of-network, her father, Dr. Paul Davis, paid ...

An additional 25,000 tests came back as “invalid,” marking a 45% uptick from the previous year. Those tests include samples with additives used to cover up drug use, according to Quest.

Depending on the test, people will be prompted to schedule an appointment at one of Quest's 2,220 Patient Service Centers across the country, including locations at select Walmart stores.

Walmart Inc. has partnered with Quest Diagnostics to create a consumer-friendly website offering a wide range of laboratory test kits for use at home, the diagnostics firm said Monday.

When they receive the sample, the lab will test the urine for the 10 different drugs. Some tests offer onsite results that can analyze the urine samples straightaway. However, most samples will go ...