Blood Draw Lab at Parnassus

The Blood Draw Lab at Parnassus performs diagnostic or lab tests for children being cared for in our hospital and clinics as well as for our scientific researchers. Your child's doctor may order certain tests to better understand your child's condition. These tests are performed in the areas of chemistry, hematology or blood, immunology, microbiology, molecular diagnostics, toxicology and transfusion medicine.

All of our laboratories perform more than a combined 4.2 million tests each year. Laboratories are state licensed, certified under the federal Clinical Laboratory Improvement Amendments and accredited with distinction by the College of American Pathologists.

Click here for a printable flyer with addresses, hours and parking information for all our blood draw locations.

Getting Here

Blood Draw Lab at Parnassus
400 Parnassus Ave., First Floor
San Francisco, CA 94143-0100
Phone: (415) 353-2736

Hours: Monday to Friday
7:30 a.m. - 6:30 p.m.

Open on all holidays
8 a.m. – 4:30 p.m.

Additional Locations
Blood Draw Lab at Lakeshore
Blood Draw Lab at Mission Bay
Blood Draw Lab at Mount Zion

What to Bring

  • Two forms of identification (example: the child's insurance card and a student ID or the parent's ID)
  • Insurance card or payor information
  • Lab order requisition, if your child's doctor is not a UCSF physician

Research and Clinical Trials


Parking at Parnassus

Public parking for an hourly fee at UCSF Benioff Children's Hospital is available in the seven-level Millberry Union Garage at 500 Parnassus Ave. There are two garage entrances — one on the north side of Parnassus Avenue and another on Irving Street, just east of Third Avenue.

Another garage with an hourly fee, at 350 Parnassus Ave., is open Monday to Friday from 6 a.m. to 10 p.m.

Metered street parking is rarely available.

Patients being admitted to the hospital may be dropped off at the circular driveway leading to the main entrance at 505 Parnassus Ave. This area also may be used to pick up patients who are being discharged.

For more information about parking at Parnassus, call Campus Parking Services at 476-2566.

Valet Parking Service

Valet parking service is available at the Ambulatory Care Center (ACC) at 400 Parnassus Ave. from 8 a.m. to 3 p.m. The valet service is free but patients must pay regular parking fees. For more information about the valet service, call (415) 476-6200.

A UCSF "greeter" also is available at the ACC from 8 a.m. to 5 p.m. to assist patients find their way.

Public Transportation


UCSF Benioff Children's Hospital is accessible via Muni streetcar line N-Judah*, which stops at Second Avenue and Irving Street, and the following Muni bus lines, which stop in front of the hospital:

  • 43-Masonic*
  • 6-Parnassus

For more information about Muni visit,

* Wheelchair accessible bus routes