Support Services

Lab Locations

An Important Department Behind The Scenes

The St. Joseph Health Medical Group operates medical laboratories are recognized as having a significant role in our delivery of quality patient care. Since medical laboratory professionals often work out of the public eye, few people know much about the critically important testing that the laboratory staff performs every day. It is estimated that approximately 85 percent of all physician decisions regarding diagnosis and treatment are based on laboratory test results.

Santa Rosa Draw Stations:

500 Doyle Park Drive, Suite G01
Santa Rosa, CA 95405
Phone: (707) 525-5270
7:00 a.m. - 6:00 p.m., Monday – Friday

3536 Mendocino Avenue, Suite 300A
Santa Rosa, CA 95403
Phone: (707) 528-3049
7:30 a.m. - 4:30 p.m., Monday - Friday
Closed for lunch 12:00 to 1:00 p.m.

4731 Hoen Avenue, Suite B
Santa Rosa, CA 95405
Phone: (707) 528-2238
7:00 a.m. - 4:00 p.m., Monday - Friday
Closed for Lunch 12:30 pm - 1:30 pm

Rohnert Park Draw Station:

1450 Medical Center Dr., Suite 1
Rohnert Park, CA 94928
Phone: (707) 521-6450
8:00 a.m. – 12:00 p.m., Monday - Friday

Windsor (with Urgent Care):

6580 Hembree Lane, Suite 270
Windsor, CA 95492
Phone: (707) 838-2455
7:30 a.m. - 11:30 a.m., Monday - Friday

Petaluma Draw Station:

110 Lynch Creek Way, Suite B
Petaluma, CA 94954
Phone: (707) 778-2749
7:00 a.m.- 5:00 p.m., Monday – Friday

Napa Outpatient Laboratory Services:

980 Trancas, Suite 11
Napa, CA 94558
Phone Number (707) 257-4062
6:00 a.m. – 6:00 p.m., Monday – Friday
9:00 a.m. – 12:00 p.m., Saturday

Eureka Outpatient Laboratory Services:

2379 23rd St
Eureka, CA 95501
(707)443-9471 ext. 250
7:30 a.m - 11:00 a.m. & 1:00 p.m. - 3:00 p.m., Monday - Friday

2200 Harrison Ave
Eureka, CA 95501
(707)441-4420
7:00 a.m. - 6:00 p.m., Monday - Friday

2700 Dolbeer St
Eureka, CA 95501
(707)445-8121 ext. 6030
7:00 a.m. - 6:00 p.m., Monday - Friday

Fortuna Outpatient Laboratory Services:

3300 Renner Dr
Fortuna, CA 95540
(707)725-3361
7:00 a.m. - 6:00 p.m., Monday - Friday