Mercy Laboratory Services - Olive-Mason 12680 Olive BoulevardSt. Louis, MO, 63141Mercy Olive and Mason View Phone 314-251-8919 Fax: 314-251-8918 12680 Olive BoulevardSt. Louis, MO 63141Mercy Olive and Mason View Website Experience & Reliability About Send to My Email Send to My Phone Print this Page