About Labcorp

We are a global life sciences and healthcare company, and our mission is simple: improve health, improve lives. We leverage science, technology and innovation to accomplish our mission getting you answers that help you make clear, confident decisions about your health.

20725 Highway 99, Lynnwood, WA 98036

General Hours

  • Monday: 08:30 AM - 05:00 PM Closed for Lunch: 12:30 PM - 01:30 PM
  • Tuesday: 08:30 AM - 05:00 PM Closed for Lunch: 12:30 PM - 01:30 PM
  • Wednesday: 08:30 AM - 05:00 PM Closed for Lunch: 12:30 PM - 01:30 PM
  • Thursday: 08:30 AM - 05:00 PM Closed for Lunch: 12:30 PM - 01:30 PM
  • Friday: 08:30 AM - 05:00 PM Closed for Lunch: 12:30 PM - 01:30 PM
  • Saturday: CLOSED
  • Sunday: CLOSED
  • 425-522-8085
  • Fax: 833-414-3212


Unsure which to choose? View service descriptions

  • Routine lab work
  • Pediatric collection
  • H pylori breath test
  • Employee Wellness with Body Measurement

Patient Service Centers (PSCs)

Our PSCs offer routine medical testing-as well as recommended screenings based on your age and gender. It's easier than ever to make an appointment. Testing results will be available to you in your Labcorp Patient Portal-quick and easy information both you and you healthcare provider can use to improve your health outcomes. And-as always-walk-ins are welcome


Purchase over 40 different health tests, on demand.

Labcorp makes managing your health more convenient by letting you purchase the same lab tests trusted by doctors, online.

Shop All Tests

Order your own lab tests at Labcorp On Demand

Have health questions? Search from over 40 curated tests available to you to order on your own, including overall wellness, allergies, COVID-19, fertility, vitamins and nutrition and more

Choose from a suite of tests, including:

  • Men's Health Test. This blood test for men offers a comprehensive look at your wellness.
  • Women's Health Test. This women's health test gives you wellness insights from the inside out.
  • . See what's triggering your seasonal or year-round respiratory allergies.
  • Colorectal Cancer At-Home Test. Taking a fecal immunochemical test (FIT) colon test from home is easier than ever.

We even offer testing and monitoring for specific, chronic conditions such as rheumatoid arthritis (RA) and diabetes. Remember to speak with your healthcare provider about any test results you receive


Do I need an appointment or can I walk in for testing at a Labcorp location?

While appointments are encouraged, they are not required. Walk-ins are welcome. Go to your nearest Labcorp location at your convenience.

How do I schedule a lab appointment for sample collection at a Labcorp location?

To schedule an appointment, go to page and search for the patient service center nearest you. Select your location, click "Schedule an Appointment" and follow the instructions. Please keep a copy of your confirmation number.

Can you drink water or eat before a fasting blood test?

Sometimes special preparation is required to ensure your results are accurate. Your provider will share any preparation needed before your specific test. This may involve:

  • - Fasting (not eating any or certain foods) for several hours or even overnight
  • - Drinking more or less water than usual
  • - Avoiding certain medications or vitamin and herbal supplements prior to testing

It is important to talk to your doctor about the medications you are currently taking (including supplements and other over-the-counter medications) before making changes prior to having laboratory tests performed.

If you have questions about preparing for your test, please reach out to the ordering provider.

How do I know what services (pediatric, drug testing, etc.) are available at Labcorp locations near me?

A list of services performed at each location can be found within the detail page for each lab location (patient service center). You can also search by the "Any Service" drop-down menu on the .

Patient education and resources

From learning about preventative care and chronic conditions, to preparing for your next doctor visit, our patient resource center helps you be more proactive and knowledgeable about your health. Visit our Patient Resource Center today and take control of your health by staying in the know.



We are committed to making an impact by improving health, improving lives. Learn even more about Labcorp when you contact us online or by calling (800) 845-6167.

Nearby Lab Locations

  • Labcorp

    20725 Highway 99 Lynnwood, WA 98036

    Location Details for nearby store 1

  • Labcorp

    2111 N Northgate Way Seattle, WA 98133

    Location Details for nearby store 2

  • Labcorp

    12800 Bothell Everett Hwy Everett, WA 98208

    Location Details for nearby store 3

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