CPT code 83700 denotes lipoprotein electrophoresis, a laboratory test that separates and measures blood lipoprotein particles to characterize lipid disorders. This assay supports diagnosis and monitoring of dyslipidemias and certain metabolic or genetic lipid abnormalities. Nationally, the code matters for laboratory billing, clinical workflow for lipid evaluation, and payer coverage determinations for advanced lipid testing.

Key payers considered in this context include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of the clinical purpose of the test, typical sites of service where the procedure is performed, common modifiers used in billing, and how the code is categorized within laboratory service lines.

The publication provides benchmarks for utilization and reimbursement where available, summarizes relevant policy and coverage considerations affecting laboratory claims, and situates the test within clinical workflows for lipid assessment. Data not provided in the input are noted as unavailable. The content is intended for national audiences including billing professionals, laboratory managers, and policy analysts seeking clear guidance on the role and billing context of CPT code 83700.