Conveniently shop online and choose from over 50+ lab tests. No doctor's visit required.
Get in and out faster when you book an appointment.
Pay in 1 of 3 convenient ways: online, by email, or with a credit, debit, or health savings card.
Is Quest in-network with your health plan? Use our convenient insurance lookup tool to find out.
With Quest, you hold the power to purchase lab tests for yourself. No doctor visit required.
Log into MyQuest® to book or reschedule a lab visit, view test results, and more.
Complement your expertise with clinical consultations from Quest.
During the COVID-19 health crisis, fast action and trusted information matter more than ever. Find out what’s happening.
Resolve lab test orders faster - and streamline your workflow
The tools and services to make your lab more efficient and optimize patient care.
Learn about our relationships and collaborations with academic hospitals on a wide variety of medical and scientific research.
Our Test Directory includes detailed information, guides, and references for many of our tests.
As your patients get back to routine care, ensure your labs are ready.
Complement your expertise with ours to improve test selection and interpretation.
Drive efficiency and better patient outcomes.
Learn about innovative solutions and the latest advances in the diagnostic space that may be beneficial to your health system.
• Employers should make careful determinations about the drug screening program elements most beneficial for their workplace
• We provide flexible solutions to help empower workplace safety in a variety of circumstances
Detect and reduce unnecessary lab costs, while preserving quality and service for health plan members and providers.
Millions of health plan members have a stronger network. Find out if Quest is in-network for your health plan.
You can count on the domain expertise of our team of 650+ medical, scientific, and regulatory thought leaders to help you apply insight to data and make more informed decisions.
Our comprehensive laboratory services support clinical trials in countries around the world and are tailored to your product and requirements.
A successful launch starts with an informed strategy. Mine data to find the right patients and doctors and support the unique journey of both.
We’re helping Community health centers improve the engagement and health of their communities by providing access to efficient, high-quality, comprehensive health care, regardless of financial, geographic, or social barriers.
We work with ACOs to achieve better care for patients and better health for the population, through the delivery of high-quality, integrated, affordable health care.
Quest Diagnostics Laboratory
8401 Fallbrook Avenue, West Hills, CA 91304