CPT code 33951 covers percutaneous insertion of a peripheral cannula for extracorporeal circulation in children from birth through five years, performed with fluoroscopic guidance. This procedure is clinically significant for pediatric cardiopulmonary insufficiency, where temporary extracorporeal support can stabilize oxygenation and circulation. Nationally, the code matters because it captures a high-acuity pediatric interventional service requiring specialized staff, equipment, and inpatient or interventional-suite resources.

Key payers in typical coverage analyses include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of clinical context and service setting, plus coverage and billing considerations relevant to payers listed above. The publication summarizes expected uses of the code, common clinical scenarios prompting the procedure, and what components the code represents in terms of service delivery.

This resource helps clinicians, hospital billers, and policy analysts understand how CPT code 33951 maps to a discrete pediatric extracorporeal cannulation procedure, the typical care setting, and the high-level payer landscape. Data not available in the input: associated taxonomies, ICD-10 diagnoses, related codes, and service line specifics.