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Billing and Coding: MolDX: Molecular Testing for Identification and Management of Hereditary Transthyretin Amyloidosis
A59873
Updated: December 31, 2025
Policy Summary
Coverage applies to molecular testing for identification and management of hereditary transthyretin amyloidosis per MolDX LCD DL39950 when billed according to these billing and coding instructions. Claims must report the appropriate CPT and ICD-10-CM codes, include the required DEX Z-Code in the specified Part A/Part B fields, and only one test (one UOS) may be billed per patient. When entering the DEX Z-Code on SV101-7 for Part B claims, enter only the code without additional characters.
Coverage Criteria Preview
Key requirements from the full policy
"Molecular testing for identification and management of hereditary transthyretin amyloidosis is covered per MolDX LCD DL39950 when billed according to these billing/coding instructions."
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