Exercise Tolerance Test (ETT) Heart Activity Test

An exercise stress test, also known as an exercise tolerance test (ETT), measures your heart’s activity during exercise, when it’s working its hardest.

Register Before Your Visit
Please register in HB225 (at Building 25) first before going to the exam room for your ETT study.

Our Location

Zuckerberg San Francisco General
1001 Potrero Avenue (between 22nd and 23rd Streets)
San Francisco, CA 94110
Building 25, Suite HB225

  • Hours
    Mon-Fri 8am to 4pm
  • Phone
  • The Clinic is located in Building 25 in suite HB225.

  • Muni

    Our Main Campus is served by Muni routes 9, 10, 33, 49, and 90.

    View Muni Schedule

    Plan Your Trip


    The closest BART stop is the 24th Street Mission station.

    View BART Schedule

    Plan Your Trip

    Free Shuttles

    UCSF Shuttle

    Free shuttle to UCSF locations in the city, including our Main Campus.

    View Shuttle Map & Schedule

    ZSFG Shuttle

    Free shuttle to the 24th Street Mission BART station during peak commute times.

    View Shuttle Map & Schedule


  • On Campus

    Enter hospital campus driveway and turn right into the surface lot.

    23rd Street Parking Garage

    Enter from 24th Street (during the day) and 23rd Street (in the evening).

We’re Here to Help

For information or to schedule your test:
Call 628 206 8315 ext 3