Outpatient Labs
Outpatient labs are conveniently located at each of our three campuses and downtown San Francisco. With your physician's lab slip, patients can undergo any outpatient laboratory test required for diagnostic screening, including blood testing, urinalysis, and microbiological cultures.
Laboratory Locations and Hours of Operation
California Campus
3838 California Street, Room 104
San Francisco, CA 94118
415-600-2200
Hours of Operation:
Monday through Friday 7:00 a.m. - 6:00 p.m.
Saturday 8:00 a.m. - 4:30 p.m.
To visit the 3838 California St. laboratory, exit the parking garage and walk toward California St. Turn right (west), the 3838 California St. building is the building adjacent the parking garage. The laboratory is located at the rear of the lobby, to the left.
Parking is available for either location at the Cherry Street garage.
Davies Campus
Castro & Duboce Streets
Main Hospital South Tower - Level A
San Francisco, CA 94114
415-600-2200
Hours of Operation: Monday through Friday 7:00 a.m. - 6:00 p.m.
Saturday 8:00 a.m – 4:30 p.m.
To visit the Castro & Duboce laboratory, enter the facility via the South Tower entrance adjacent (right) to the Emergency department. Turn left and proceed to the registration desk. Registration is required prior laboratory testing, and the laboratory is directly across the hall.
45 Castro Street, Suite 238
San Francisco, CA 94114
Hours of Operation:
Monday through Friday 8:00 a.m. – 4:30 p.m.
To visit the 45 Castro St. laboratory, take the building elevator to the second floor. The laboratory is located in suite 238, to the right as you exit the elevator.
45 Castro Street, Level A draw site
San Francisco, CA 94114
Hours of Operation:
Monday through Friday 8:00 a.m. – 4:30 p.m.
To visit the 45 Castro St. laboratory draw site, take the building elevator to the A level.
Parking is available for either location in the Davies Campus parking garage.
Pacific Campus
2100 Webster Street, Lobby Level, Suite 103
San Francisco, CA 94115
415-600-3170
Hours of Operation:
Monday through Friday 7:00 a.m. - 6:00 p.m.
The 2100 Webster St. laboratory is located on the lobby level across from the Walgreens Pharmacy in suite 103. To enter from the 2100 Webster St. parking garage take the elevators to the lobby level. The Clay St. parking garage is across the street from the main 2100 Webster St. lobby entrance.
Parking is available in either the 2100 Webster St. parking garage or the Clay St. parking garage.
St. Luke's
1580 Valencia, Monteagle Bldg, Suite 103
San Francisco, CA 94110
Hours of Operation:
Monday through Friday 8:00 a.m. - 4:30 p.m.
The St. Luke's outpatient lab is located on the lobby level.
Parking is available in the St. Luke's parking garage on San Jose St.
Downtown San Francisco
490 Post Street, Suite 1146
San Francisco, CA 94115
415-600-3170
Hours of Operation: Monday through Friday 8:00 a.m. – 4:30 p.m.
To visit the 490 Post St. laboratory, take the building elevator to the 11th floor. The laboratory is located in suite 1146 to right as you exit the elevator.
Parking is available in the 490 Post St. parking garage. The garage entrance is located at 520 Mason Street. Mason is a (south direction) one-way street.