CPT code 84702 represents a quantitative serum test for human chorionic gonadotropin (hCG or beta hCG). This laboratory assay is widely used across clinical settings to confirm and monitor pregnancy and to aid in the diagnosis and follow-up of certain germ cell tumors of the testes and ovaries. As a commonly ordered laboratory service, 84702 has national relevance for outpatient, emergency, and inpatient care pathways where pregnancy status or tumor markers affect clinical management.

Key payers included in coverage considerations are Aetna, Blue Cross Blue Shield, Cigna, UnitedHealthcare, and Medicare. Readers will find a concise overview of the clinical purpose of the test, typical sites of service, and the types of billing considerations associated with this laboratory procedure. The publication summarizes payer coverage patterns, common billing modifiers encountered for laboratory services, and the clinical contexts in which the test is ordered.

This document is intended to inform billing staff, laboratory managers, and clinical leaders about the procedural definition and operational settings for CPT code 84702, offer clarity on where the service is typically performed, and highlight the clinical scenarios that drive utilization. Data not available in the input is noted where specific payer policy details or associated taxonomies and diagnosis codes would normally appear.