Summary & Overview
HCPCS C8000: Support Device for Arteriovenous Fistula, Implantable
HCPCS Level II code C8000 represents an implantable, extravascular support device for arteriovenous fistulae used to maintain or protect surgically created vascular access, a critical element of long-term hemodialysis care. Nationally, coding clarity for implantable vascular support devices influences coverage determinations, claims processing, and access to appropriate devices for patients requiring reliable dialysis access. Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare.
This publication provides a concise reference to the clinical purpose and typical service environment for C8000, followed by payer coverage patterns, common billing modifiers, and implementation considerations for facility and professional billing teams. Readers will find benchmarks on payer coverage policies and utilization patterns where available, summaries of relevant policy language, and practical notes on site-of-service implications for reimbursement and claim submission. The report also highlights areas where guidance is limited or varies across payers, and it signals where clinical documentation can support medical necessity determinations. Data not available in the input will be identified as such in the detailed sections.
Billing Code Overview
HCPCS Level II code C8000 describes a support device, extravascular, for arteriovenous fistula (implantable). This device is intended to provide structural support for surgically created arteriovenous fistulas used primarily for vascular access in hemodialysis patients. The service type is implantable vascular support device placement. The typical site of service is an operating room or ambulatory surgical center where vascular access or implantable device procedures are performed.
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Clinical & Coding Specifications
Clinical Context
A patient with end-stage renal disease (ESRD) on maintenance hemodialysis presents for creation or preservation of vascular access. After surgical creation of an arteriovenous fistula (AVF) or during revision for recurrent juxta-anastomotic stenosis or graft-related complications, an implantable extravascular support device is placed around the fistula to reduce kinking, stabilize the anastomosis, or protect against external compression. Typical workflow: preoperative evaluation in vascular surgery or interventional nephrology clinic; informed consent and medical optimization; procedure performed in an operating room or procedure suite under local anesthesia with sedation or general anesthesia as indicated; surgical exposure of the AVF, placement of the implantable extravascular support device (C8000), confirmation of fistula patency and hemostasis, wound closure, and post-anesthesia recovery. Follow-up includes access maturation checks, dialysis staff assessment of flow and thrill, and surveillance imaging or intervention if flow problems persist.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
00 | No modifier | Use when no modifier applies and a single standard service is reported |
22 |