Our Stamford location will be closed at 4pm today. We apologize for any inconvenience.



*Same day if tested by 12pm • Next day if tested after 12pm
*Samples collected on Saturday or Sunday are reported Monday

Please follow these quick and easy steps to book an appointment at your desired location.

Affiliation - Step 1 of 4

Do I need a group code to schedule a test? No. If you are not part of a group, please select "No" and follow the quick and easy steps to schedule your test at one of our Patient Service Centers.

What is a group code and why is it important? A group code a six-character code (two capital letters, followed by four numbers) assigned to organizations that have partnered with Progressive Diagnostics for testing services. This code helps to determine your testing location, ordering provider and method of payment. You can locate this code on any test kits that were distributed to your group. If you believe you have one but do not know what it is, please call 888.503.8803 opt 2.