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Laboratory Services

Mercy Medical Group accesses the network of outpatient labs operated by Quest Diagnostics. All Quest Diagnostics Laboratory facilities are accredited by the College of American Pathology (CAP) and provide the same high level of care for outpatient services as is offered to patients in the hospital. If there is not a Quest Diagnostics lab in the Mercy Medical Group location where you are seeking treatment, there will be a lab within a mile of the clinic. For more information and to make an appointment visit

Here is the list of Mercy Medical Group locations with convenient lab services 

Downtown Sacramento:

3000 Q Street, Sacramento
6:30 a.m. to 5:30 p.m., Monday-Friday
8 a.m. to Noon, Saturday

Mercy Medical Plaza ~
(on the Mercy General Hospital Campus)
3941 J Street, Suite 100 N, Sacramento
7 a.m. to 4 p.m., Monday-Friday
(closed 11:30 a.m.-12:30 p.m.)
8 a.m. to Noon, Saturday

Elk Grove / South Sacramento:

Quest Diagnostics
9281 Office Park Circle, Ste. 120, Elk Grove
7 a.m. to 5 p.m., Monday-Friday
8 a.m. to Noon, Saturday

Quest Diagnostics
8191 Timberlake Way, Ste. 300, Sacramento
7 a.m. to 5 p.m., Monday-Friday
8 a.m. to Noon, Saturday

Folsom / El Dorado Hills:

El Dorado Hills
4987 Golden Foothill Parkway, El Dorado Hills
8 a.m. to 4:30 p.m., Monday-Friday
(closed from 12:00 p.m.-1:00 p.m.)

1730 Prairie City Road, Folsom
7:30 a.m. to 5:00 p.m., Monday-Friday


4400 Duckhorn Drive, Suite 100, Sacramento
7:30 a.m. to 4:30 p.m., Monday-Friday
(No lunch closure)

Northeast Placer:

8690 Sierra College Blvd., Suite 120, Roseville
7 a.m. to 4 p.m., Monday-Friday
(closed from 11:30 a.m.-12:30 p.m.)

San Juan
6555 Coyle Ave., Suite 100, Carmichael
6:30 a.m. to 5:30 p.m., Monday-Friday
7 to 1 p.m., Saturday