How to Find the Test Information
To ensure you receive the most accurate test information, please follow the steps below:
Step 1: Search the DLO Virtual Test Guide
Begin by searching for your test in this Virtual Test Guide using one of the following methods:
- Enter the test name in the search bar
- Browse by specialty
- Scroll through the alphabetical listing
Step 2: Use the Quest Diagnostics Test Directory if the Test is Not Found
If you cannot locate the test in the DLO Virtual Test Guide, click the Quest Diagnostics Test Directory button below.
When accessing the Quest Diagnostics Test Directory, you must enter:
- Your DLO Account Number
- Your Practice Zip Code
This step is important to ensure you are viewing the correct test information and methodology for your laboratory location.
Step 3: Need Additional Assistance?
If you locate a test but do not see the methodology listed, please contact DLO Client Services at 1-800-891-2917, Option 2 for immediate assistance.
For non-urgent requests or to suggest a test for inclusion in the DLO Virtual Test Guide, click the Virtual Test Guide Comment Form button below. Your feedback helps us continue improving the guide for future use.