LCDActive
MolDX: Genetic Testing for Heritable Thoracic Aortic Disease
L39933
Effective: August 17, 2025
Updated: December 31, 2025
Policy Summary
Heritable thoracic aortic disease genetic testing is covered for germline tests (LDT, FDA-cleared/approved) when the patient has aortic root/ascending aortic dilation, aneurysm, or dissection per guidelines and at least one risk criterion (age <60, syndromic features, or relevant family history). Tests must include guideline-recommended gene content (ClinGen and ACC/AHA), have completed a MolDX Technical Assessment, and the patient must have been offered genetic counseling; single known familial variant testing is allowed when clinically appropriate.
Coverage Criteria Preview
Key requirements from the full policy
"Genetic testing for heritable thoracic aortic disease is covered when ALL the following are met: the patient has aortic root or ascending aortic dilation, aneurysm, or dissection (per national cons..."
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