Quest Diagnostics
IRS: 161387862DGX
Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the U.S. The company generates about 95% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing at its national network of 2,000 patient service centers.
Founded
1967 (54 years)
CEO
Stephen H. Rusckowski
Revenue
8 billion (2020)