St. Joseph Heritage Medical Group offers you and your family the convenience of providing laboratory draw services at all three of our medical office locations. To meet your needs, our laboratory services are open extended weekday hours and also on weekends (Santa Ana and Orange Medical Offices only) .

Orange Medical Office Laboratory
2501 E. Chapman Ave.
Orange, CA 92808
(714) 628-3310
Hours: 
Monday – Friday 8 a.m. to 6 p.m.
Saturday and Sunday 9 a.m. to 1 p.m.

Tustin Medical Office Laboratory (Quest)
1095 Irvine Blvd
Tustin, CA 92780
(888) 277-8772
Hours:
Monday - Friday 7:30 a.m. – 12 p.m. and 1 p.m. to 5 p.m.
Closed on Saturday and Sunday

Santa Ana Medical Office Laboratory
2212 E. Fourth St.
Santa Ana, CA 92705
(714) 288-3230
Hours:
Monday – Friday 8 a.m. to 6 p.m.
Saturday and Sunday 9 a.m. to 1 p.m.