82387 Assay of cathepsin-d
Also known as: cathepsin-D assay, protease measurement, tumor progression marker
Immunoassay or enzymatic measurement of cathepsin-D protease activity in tissue extracts or body fluids.
In Plain Language
protein-breaking enzyme test; cancer aggressiveness marker; protease activity test
Clinical Context
Elevated cathepsin-D associated with breast cancer aggressiveness and prognosis; less commonly used in current practice.
RVU Information
CPT 82387 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 82387?
CPT 82387 (Assay of cathepsin-d) is a Pathology & Lab code. Immunoassay or enzymatic measurement of cathepsin-D protease activity in tissue extracts or body fluids.
Who uses CPT code 82387?
CPT 82387 is used by Pathology, Oncology, Research. Elevated cathepsin-D associated with breast cancer aggressiveness and prognosis; less commonly used in current practice.
When is CPT 82387 used?
Elevated cathepsin-D associated with breast cancer aggressiveness and prognosis; less commonly used in current practice.
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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.