Billing and Coding: MolDX: Phenotypic Biomarker Detection from Circulating Tumor Cells

Per LCD L38645, the Biocept Target Selector HER2 Assay and AR-V7 Protein Test are reasonable and necessary when LCD clinical criteria are met. Claims must be submitted using CPT 81479 with one unit of service, include the appropriate DEX Z-Code™ adjacent to the CPT in the specified electronic or paper claim fields, and report an appropriate ICD-10-CM diagnosis code to support medical necessity.

"Biocept Target Selector HER2 Assay is considered reasonable and necessary when the clinical criteria of the related LCD L38645 are met."

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