84166 Protein e-phoresis/urine/csf
Pathology & Lab
Also known as: urine protein electrophoresis, CSF protein electrophoresis, UPEP
Electrophoresis of proteins in urine and/or cerebrospinal fluid separating and identifying protein fractions.
Clinical Context
Identifies abnormal proteins in urine (Bence Jones proteins in myeloma) or CNS fluid; detects monoclonal components and inflammatory patterns.
RVU Breakdown
| Work RVU | 0.37 |
| Practice Expense RVU | 0.00 |
| Malpractice RVU | 0.00 |
| Total RVU | 0.37 |
Est. Medicare Payment
$12.36
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Specialties
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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.