CPT code 61151 denotes the subsequent aspiration of an intracranial abscess or cyst through an already established burr hole in the skull. The code captures a focused neurosurgical intervention used to manage recurrent or persistent intracranial fluid collections without creating a new cranial opening. Nationally, this code matters for accurate reporting of neurosurgical follow-up procedures, utilization tracking of minimally invasive intracranial drainage, and alignment of clinical documentation with surgical service lines.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise clinical context for when 61151 is used, common settings where the service is delivered, and typical billing considerations tied to neurosurgical follow-up care. The publication outlines benchmarks and coding guidance, highlights relevant policy updates where available, and situates the code within related postoperative and intracranial drainage services.

The report is intended for coding professionals, revenue cycle managers, and clinical leaders seeking clarity on documentation needs, payer expectations, and the operational implications of reporting CPT code 61151 for aspiration through an established burr hole.