Summary & Overview
CPT 96542: Chemotherapy via Intraventricular or Subcutaneous Reservoir
Headline: CPT code 96542 covers chemotherapy delivered via implanted intraventricular or subcutaneous reservoirs
Lead: CPT code 96542 identifies the clinical procedure in which a provider administers chemotherapy through an intraventricular or subcutaneous reservoir. The code captures a specialized route of antineoplastic delivery used in select oncology patients and is relevant for hospital and ambulatory infusion settings nationwide.
What this represents and why it matters: CPT code 96542 documents direct administration of chemotherapy into an implanted reservoir, enabling targeted delivery for patients who require intraventricular or subcutaneous access. Accurate coding affects clinical documentation, billing, and tracking of specialized infusion services across care settings.
Key payers covered: This analysis includes national payers commonly used for benchmarking and coverage review: Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare.
What readers will learn: The publication provides benchmarks and billing context for CPT code 96542, summarizes clinical and service-line implications, and outlines payer coverage considerations and coding context. It also notes where input data is missing and highlights areas for operational attention in oncology infusion and hospital settings.
Billing Code Overview
CPT code 96542 describes administration of chemotherapy through an intraventricular or subcutaneous reservoir to treat cancer. This service involves a provider delivering antineoplastic agents directly into a reservoir implanted in the patient to enable intraventricular or subcutaneous access for chemotherapy delivery.
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Service type: Direct chemotherapy administration via implanted reservoir
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Typical site of service: Inpatient or outpatient hospital settings, ambulatory infusion centers, or specialty oncology clinics where implanted reservoirs are accessed and chemotherapy is administered
Data not available in the input.
Clinical & Coding Specifications
Clinical Context
A typical patient is an adult or pediatric oncology patient who requires intraventricular chemotherapy administered via an implanted reservoir (such as an Ommaya reservoir) or subcutaneous reservoir for direct central nervous system or localized tumor drug delivery. The patient often has a primary diagnosis of malignant neoplasm with leptomeningeal involvement, metastatic brain tumors, or other CNS malignancies that necessitate intraventricular or localized reservoir delivery of chemotherapeutic agents. The clinical workflow begins with oncology and neurosurgery coordination: reservoir placement (surgical), confirmation of correct reservoir function and position (imaging/aspiration), and scheduling of ambulatory infusion visits. At each treatment visit a qualified clinician (medical oncologist, pediatric oncologist, neurosurgeon, or advanced practice provider under direct supervision) prepares the chemotherapeutic agent, performs aseptic access of the reservoir, withdraws cerebrospinal fluid as needed for testing, administers the prescribed intraventricular or subcutaneous reservoir chemotherapy dose, observes the patient for immediate adverse reactions, documents drug, dose, lot numbers, site accessed, and time, and arranges follow-up. Typical sites of service include hospital outpatient infusion centers and ambulatory infusion clinics; inpatient administration may occur when clinically indicated. Common clinical considerations include verification of informed consent, sterile technique for reservoir access, assessment for signs of infection or increased intracranial pressure, and coordination with pharmacy for cytotoxic drug handling and disposal.
Coding Specifications
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