According to our records, this business is located at 1755 Eldridge Ave. in Memphis (in Shelby County), Tennessee 38108, the location GPS coordinates are: 35.170636 (latitude), -89.998884 (longitude). Quest Diagnotics is categorized under Testing Laboratories (SIC code 8071). Current estimates show that the unit has a sales volume of $772,000. You can contact the company by phone at (901) 276-5830.