Testing Schedule Changes

The below is a following list of our updated hours at each location: 

Mondays – Santa Rosa & Larkspur locations are closed. 

Tuesdays – Both locations open for regularly scheduled hours

Wednesdays – Santa Rosa will be closed, Larkspur will be open for regular scheduled hours

Thursday & Friday -Both locations open for regularly scheduled hours

ADx Healthcare Offers 

Quick & Easy

COVID-19 Testing 

  • 2 Day Results – receive results by end of day 2. ¹
  • No physician’s order or symptoms required 
  • Meets pre-travel screening for most destinations ²
  • Easily sign up and view results online 
  • $149 direct pay with credit card


How It Works 

ADx Healthcare offers quick turnaround COVID-19 testing with real-time, online test reporting. Testing is completed at Northwest Laboratory, a CLIA-certified, CAP-accredited lab and is an FDA EUA-approved testing site for the reverse transcription polymerase chain reaction (RT-PCR) test for SARS-CoV2 (COVID-19), required for most travel.  The RT-PCR test is considered the current gold standard among COVID-19 tests. 


Easily make an appointment and pay for your test with our online portal. Just visit click here to schedule an appointment today! 


At the time of your appointment you will complete a simple nasal swab. Your sample will be shipped to our laboratory for testing.



Results for tests taken Monday-Friday are provided by end of day, 2 days following your appointment. Results for tests taken on weekends or holidays are available by end of day, 3 days following your appointment. Expeditedresult options are available.

Our Locations 

We have convenient drive-through locations across Northern California and the Pacific Northwest! Use the map below to search for a location near you! 

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Expedited testing

For expedited results (available by 7pm the following day) please call 206-486-8288 or email support@adxhealthcare.com 

Business testing 

Adx healthcare works with local businesses, both big and small, to find the best testing approach tailored for your specific needs. Your local business can be set up for on-site testing within a day or two and you can choose between one-time testing or an ongoing testing schedule based on your needs. 


To learn more, please contact Alex Yu at: 



ADx Healthcare was established in 2016 and also offers genetic testing and early-intervention support for Alzheimer’s disease. Our “Know your Risk, Reduce Your Risk” approach combines genetic testing with evidenced-based lifestyle and medical interventions to help patients reduce their risk of dementia. For questions please contact: support@adxhealthcare.com 


“Thank you for arranging COVID-19 testing. It was very nice to get test results so quickly for travelers and my panicked husband who ended up with a sinus infection!  Much appreciated.” 

“Your incredible and professional service allowed me to get tested before a flight to be able to fly back to my loved ones. Thank you for the hard work.” 

 “I just wanted to say thank you for your excellent customer service.  We used your services to help us get to the beautiful islands of Tahiti and everything went perfectly.  The tests were accepted, the prices were reasonable and I will be recommending ADX to as many travelers as I can.  Thank you again and we look forward to using your services again!”

Don’t Wait, Schedule your COVID-19 test today! 

¹Standard 2 day turnaround test results will be available by midnight 2 days following your appointment. For tests taken on Weekend and Holidays, results will be available by midnight 3 days following your appointment. 

² As of 10/15 Hawaii updated their travel requirements. Unfortunately, ADx Healthcare is not currently on the accepted partners list, which can be found here: https://www.hawaii-guide.com/hawaii-covid-testing