81264 Igk rearrangeabn clonal popliteal
Also known as: IGK rearrangement analysis, kappa light chain clonality test
Immunoglobulin Kappa Light Chain (IGK) gene rearrangement analysis to identify abnormal clonal populations in B-cell disorders.
In Plain Language
B-cell light chain test; Lymphoma light chain marker
Clinical Context
Complements IGH testing to detect B-cell malignancies and determine clonality. Used when IGH rearrangement is absent or to confirm diagnosis.
RVU Information
CPT 81264 does not have a physician work RVU assigned by CMS. Reimbursement for this code is determined by payer-specific fee schedules.
Billing & Documentation
Lab and pathology codes require an order from the treating provider with clinical indication. For molecular pathology and genetic testing, document the specific analytes tested and clinical rationale.
How This Code Compares
This code has a work RVU of 0.00, meaning it does not have a physician work component assigned by CMS. In the Pathology & Lab category, 94% of codes share this characteristic.
Specialties
Frequently Asked Questions
What is CPT code 81264?
CPT 81264 (Igk rearrangeabn clonal popliteal) is a Pathology & Lab code. Immunoglobulin Kappa Light Chain (IGK) gene rearrangement analysis to identify abnormal clonal populations in B-cell disorders.
Who uses CPT code 81264?
CPT 81264 is used by Pathology, Oncology, Hematology. Complements IGH testing to detect B-cell malignancies and determine clonality. Used when IGH rearrangement is absent or to confirm diagnosis.
When is CPT 81264 used?
Complements IGH testing to detect B-cell malignancies and determine clonality. Used when IGH rearrangement is absent or to confirm diagnosis.
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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.