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Compliance, Regulatory & Policies - Policy, Billing, or Coverage Update - 2026
Reimbursement Policy: PO-RE-039 In Vitro Chemoresistance and Chemosensitivity Assays

In vitro chemotherapy sensitivity and resistance assays refer to any in vitro laboratory analysis that is performed specifically to evaluate whether tumor growth is inhibited by a known chemotherapy drug or, more commonly, a panel of drugs.

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Compliance, Regulatory & Policies - Policy, Billing, or Coverage Update - 2026
Reimbursement Policy: PO-RE-038 Immunohistochemistry

Immunohistochemistry (IHC) is a very sensitive and specific staining technique that uses anatomical, biochemical, and immunological methods to identify cells, tissues, and organisms by the interaction of target antigens with highly specific monoclonal antibodies and visualization though the use of a biochemical tag or label.

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Compliance, Regulatory & Policies - Policy, Billing, or Coverage Update - 2026
Reimbursement Policy: PO-RE-037 Urinary Tumor Markers for Bladder Cancer

Bladder cancer is defined as a malignancy that develops from the tissues of the bladder.

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Compliance, Regulatory & Policies - Policy, Billing, or Coverage Update - 2026
Reimbursement Policy: PO-RE-036 Immune Cell Function Assay

Immune cell function assays involve measurement of peripheral blood lymphocyte response (intracellular ATP levels, proliferation) following stimulation to assess the degree of functionality of the cell-mediated immune response.

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Compliance, Regulatory & Policies - Policy, Billing, or Coverage Update - 2026
Reimbursement Policy: PO-RE-035 Prostate Biopsy Specimen Analysis

Prostate cancer is characterized by a malignancy of the small walnut-shaped gland that produces seminal fluid.

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Compliance, Regulatory & Policies - Policy, Billing, or Coverage Update - 2025
Reimbursement Policy: PO-RE-034 Flow Cytometry

Flow cytometry is a technique for live cell analysis that measures optical light scattering features to determine physical characteristics.

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Compliance, Regulatory & Policies - Policy, Billing, or Coverage Update - 2025
Reimbursement Policy: PO-RE-033 Identification of Microorganisms Using Nucleic Acid Probes

Nucleic acid hybridization technologies utilize complementary properties of the DNA double-helix structures to anneal together DNA fragments from different sources.

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Compliance, Regulatory & Policies - Policy, Billing, or Coverage Update - 2026
Reimbursement Policy: PO-RE-032 Epithelial Cell Cytology in Breast Cancer Risk Assessment

Nipple aspiration and/or ductal lavage are non-invasive techniques to obtain epithelial cells for cytological examination to aid in the evaluation of nipple discharge for breast cancer risk.

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Compliance, Regulatory & Policies - Policy, Billing, or Coverage Update - 2026
Reimbursement Policy: PO-RE-031 Bone Turnover Markers Testing

Bone metabolism involves a continual, dynamic equilibrium between bone growth and resorption. Bone turnover markers (BTMs) are biochemical markers for assessment of bone formation or bone resorption.

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Compliance, Regulatory & Policies - Policy, Billing, or Coverage Update - 2025
Reimbursement Policy: PO-RE-030 Salivary Hormone Testing

Testing of saliva has been proposed as a non-invasive method to measure free (unbound to carrier proteins) steroid hormones, including estrogen, progesterone, androgens, and cortisol, for diagnosis of hormonal imbalance and administration of individualized hormone replacement therapy

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Compliance, Regulatory & Policies - Policy, Billing, or Coverage Update - 2026
Reimbursement Policy: PO-RE-029 Testosterone Testing

Testosterone is a naturally occurring lipophilic androgen hormone that is produced by both males and females for various functions.

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Compliance, Regulatory & Policies - Policy, Billing, or Coverage Update - 2023
Reimbursement Policy: PO-RE-028 Measurement of Thromboxane Metabolites for ASA Resistance

Thromboxane A2 (TXA2) is a metabolite that causes platelet activation in the cyclooxygenase metabolic pathway (Abrams, 2023).

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