Summary & Overview
CPT 36561: Tunneled Central Venous Access Catheter Insertion
CPT code 36561 denotes the insertion of a tunneled central venous access catheter whose tip terminates in a central vein or the right atrium. This procedure establishes durable central venous access for long-term therapies such as infusion of medications, parenteral nutrition, and repetitive blood draws. Nationally, tunneled central venous catheter placement is a common, resource-intensive service across acute care hospitals, ambulatory surgical centers, and interventional radiology settings, with implications for device utilization, infection prevention, and reimbursement policy.
Key payers in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a clinical and billing overview of the procedure, typical sites of service, and the policy and billing considerations that affect coverage and claim adjudication. The publication highlights benchmark rate context, common modifier usage (listed separately), and coding scenarios relevant to tunneled central venous catheter placement.
This summary equips coding professionals, revenue cycle managers, and clinical leaders with concise context on what CPT code 36561 represents, why it is clinically significant, and where to focus documentation and coding efforts to support appropriate billing and payer communications.
Billing Code Overview
CPT code 36561 describes the insertion of a central venous access catheter with tunneling, where the catheter tip terminates in a major central vein or the right atrium. The procedure involves placing a long catheter under the skin (tunneling) between the venous entry and the external access site to provide long-term vascular access for drawing blood or administering medications and nutritional support.
Service type: Central venous catheter insertion with tunneling
Typical site of service: Hospital inpatient or outpatient interventional suite, ambulatory surgery center, or interventional radiology suite
Clinical & Coding Specifications
Clinical Context
A typical patient is an adult with difficult peripheral venous access, chronic need for long-term intravenous therapy (such as chemotherapy, long-term antibiotics, or parenteral nutrition), or with hemodialysis access issues requiring placement of a tunneled central venous access catheter. The patient often presents from an outpatient oncology clinic, infectious disease clinic, or inpatient ward. Pre-procedure workflow includes consent, review of indications and coagulation status, ultrasound assessment of central veins, and planning of entry site (internal jugular, subclavian, or femoral/iliac approach). The procedure is performed in an interventional radiology suite, operating room, or procedure room under sterile technique with local anesthesia and conscious sedation or general anesthesia as needed. The physician tunnels the catheter subcutaneously from the venous entry site to a separate exit site to reduce infection risk and secures a cuff for tissue ingrowth. Post-procedure workflow includes chest radiograph or fluoroscopic confirmation of tip location in the superior vena cava, monitoring for complications (pneumothorax, bleeding, malposition), dressing the exit site, and providing aftercare instructions for catheter maintenance and dressing changes.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
00 | No modifier required / default billing indicator | Rarely reported; not typically appended by providers |