CPT code 78201 denotes a liver and spleen scan, a diagnostic nuclear medicine procedure used to image hepatic and splenic anatomy and function. Nationally, this code matters for clinicians and payers because it supports diagnosis and monitoring of focal lesions, splenic sequestration, and functional abnormalities that can affect care pathways for hepatology and oncology patients. Billing accuracy and appropriate site-of-service designation affect utilization patterns and payment.

Key payers in the analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of clinical indications and typical sites of service, payer coverage considerations, and common modifiers used with the code. The publication also summarizes national benchmarking context where available and highlights areas where policy updates or payer guidelines commonly influence billing and prior authorization requirements.

This piece provides clinicians, coding professionals, and policy analysts with the clinical context for 78201, a summary of payer landscape, and the types of documentation and coding details often needed to support medical necessity determinations. Data not available in the input for specific associated taxonomies, ICD-10 mappings, and related codes is noted elsewhere in the full publication.