83516 Immunoassay nonantibody
Also known as: immunoassay non-antibody, protein A assay, competitive immunoassay
Immunoassay using non-antibody binding components (protein A, protein G, or other capture molecules) for quantitation of analytes.
In Plain Language
laboratory test using binding proteins
Clinical Context
Used for measurement of various analytes when antibody-based assays are unavailable or problematic. Applications include thyroid hormones and tumor markers.
RVU Information
CPT 83516 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 83516?
CPT 83516 (Immunoassay nonantibody) is a Pathology & Lab code. Immunoassay using non-antibody binding components (protein A, protein G, or other capture molecules) for quantitation of analytes.
Who uses CPT code 83516?
CPT 83516 is used by Pathology, Laboratory Medicine. Used for measurement of various analytes when antibody-based assays are unavailable or problematic. Applications include thyroid hormones and tumor markers.
When is CPT 83516 used?
Used for measurement of various analytes when antibody-based assays are unavailable or problematic. Applications include thyroid hormones and tumor markers.
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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.