Mercy Laboratory Services - Medical Tower A

Imaging, Labs or Tests
621 S. New Ballas Road, Tower A
St. Louis, MO 63141

Phone: (314) 251-4980
Fax: (314) 251-5908
Special Holiday Hours: Open December 31 from 7 a.m. - 3:30 p.m. Closed New Year's Day; Normal Hours: Monday-Friday: 7 a.m. - 5 p.m. Saturday: 8 a.m. - Noon
Services are provided by Mercy Hospital St. Louis Learn more »

Mercy Laboratory Services in St. Louis, MO offers a full range of lab testing services. Test results are immediately transmitted to your physician’s office. Patients may also have specimens collected and tested here and the results sent to a specialist in another city. In addition to routine lab tests most often requested by your physician, we also provide health screens to promote wellness and reduce health risks in our community.