Test Directory

Submitting Specimens to CDC

CDC’s Infectious Diseases Laboratories provides an online Test Directory that allows you to identify the right test for your needs. The searchable Test Directory features an up-to-date list of orderable tests and provides information on specimen requirements, contact information, test turnaround times, and other supplemental information. Access the directory here or while completing a Specimen Submission Form.

You may also download a copy pdf icon[PDF – 594 pages] of the entire Test Directory.

Effective December 6th 2019, an updated test directory is available. View the list of major changes from the last update here pdf icon[PDF – 23 KB].

Specimens submitted for testing must be accompanied by CDC Form 50.34.

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