3394F Quantitative her2 ihc evaluation brst cx
Also known as: HER2 testing, HER2 IHC, quantitative HER2
Quantitative human epidermal growth factor receptor 2 immunohistochemistry evaluation of breast cancer tissue; pathologic assessment and quantification of HER2/neu protein expression by immunohistochemistry.
In Plain Language
Breast cancer cell protein test; Growth factor receptor testing
Clinical Context
Quality measure for testing of HER2 status in breast cancer. HER2 positive tumors are associated with more aggressive behavior and benefit from targeted therapy (trastuzumab).
RVU Information
CPT 3394F does not have a physician work RVU assigned by CMS. Reimbursement for this code is determined by payer-specific fee schedules.
Billing & Documentation
Documentation should include the clinical indication, service details, and any applicable performance metrics. Coverage may vary by payer — verify acceptance before billing.
Specialties
Frequently Asked Questions
What is CPT code 3394F?
CPT 3394F (Quantitative her2 ihc evaluation brst cx) is a Other code. Quantitative human epidermal growth factor receptor 2 immunohistochemistry evaluation of breast cancer tissue; pathologic assessment and quantification of HER2/neu protein expression by immunohistochemistry.
Who uses CPT code 3394F?
CPT 3394F is used by Oncology, Pathology, Breast Cancer. Quality measure for testing of HER2 status in breast cancer. HER2 positive tumors are associated with more aggressive behavior and benefit from targeted therapy (trastuzumab).
When is CPT 3394F used?
Quality measure for testing of HER2 status in breast cancer. HER2 positive tumors are associated with more aggressive behavior and benefit from targeted therapy (trastuzumab).
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.