CPT code 72110 represents a diagnostic radiographic exam of the lumbosacral spine performed with at least four views to assess for abnormal curvatures, fractures, or cancer. This code captures a common initial imaging modality for patients presenting with lower back pain, trauma, or suspected spinal pathology and is widely used across outpatient and hospital imaging settings. Nationally, radiographic spine exams are a high‑volume service with implications for care pathways, imaging utilization, and initial diagnostic workups.

Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find context on clinical indications for the service, typical sites of service, common billing modifiers (listed separately), and where the code fits in imaging workflows. The publication provides benchmarks and policy context relevant to national payers, highlights clinical considerations for use of plain radiography versus advanced imaging, and summarizes elements that affect coding and billing of this service.

The report is intended for coding professionals, radiology departments, and policy analysts seeking a concise reference to CPT code 72110, its clinical role in lumbosacral spine evaluation, and the payer landscape that commonly covers the service.