TargetDx now has a collection site in San Francisco (Holiday Inn Express San Francisco Airport-North, Strategy Room, 2nd Floor, 373 South Airport Blvd., South San Francisco, CA. 94080). If you have already booked an appointment with us at our San Jose location, you can still come to the San Francisco location between 8 AM- 11:30 AM for sample collection. All PCR1 and PCR2 reports are released the same day!

We offer same-day results for COVID19 PCR test results for international travel (i.e., China, Hong Kong, Taiwan, etc.) or other purposes. Book directly through our website, or through your patient portal if you have tested with us before.

We are open Monday to Saturday. We look forward to serving your travel testing needs!  Learn more.

We Are Here To Serve

TargetDx Laboratory (also known as Lung Cancer Proteomics) is an accredited high-complexity clinical laboratory (State ID: CLF-90005077, CLIA ID: 05D2194953) with state-of-the-art equipment and 11,400 sq. ft. of testing capacity. We can provide collection services, and collection kits, process samples in-house with fast turnaround, and handle insurance claims. We work with clinics, schools, continuing care communities, government agencies, and companies across the US to provide COVID-19 viral and antibody tests. If you are interested in partnering with us, email us at

Reliable & High-Quality

Laboratory Services


COVID-19 Viral Test

The COVID-19 viral test is PCR-based and determines an active SARS-CoV-2 infection. Book your test.


COVID-19 Antibody Test

The COVID-19 antibody test determines if you had an immune response to past infection or to vaccination. Book your test.

Travel Testing

We do travel testing for China and other international travel. Book your test.

EDTA tubes

Respiratory Panel

The Respiratory Panel differentiates whether you have SARS-CoV-2 (COVID-19), Influenza Virus (FLU) or Pneumonia (Human Orthopneumovirus, RSV).

X ray of lungs

Lung Cancer Test

The Lung Cancer Detector Test (LCDT1) detects early Lung Cancer. This test is indicated in patients with an indeterminate lung nodule. Smokers may benefit from this test

Antibody action

Cytokine Storm

Cytokine storm panels evaluates inflammatory markers investigated by researchers for development of drugs, vaccines, and treatments; and to study disease progression.