ADLT Information

Section 1834A of the Social Security Act established a new subcategory of clinical diagnostic laboratory tests (CDLTs) known as advanced diagnostic laboratory tests (ADLTs) with separate reporting and payment requirements. View the list of ADLTs (PDF) (PDF).

To request ADLT status for a CDLT under the CLFS, complete this form: Application for Advanced Diagnostic Laboratory Test (ADLT) Status under the Medicare Clinical Laboratory Fee Schedule (CLFS) (PDF) (PDF).

View more information about how laboratories can submit requests for ADLT status for tests (PDF) (PDF).