Summary & Overview
CPT 36837: Percutaneous Arteriovenous Fistula Creation, Upper Limb
CPT code 36837 represents the percutaneous creation of an arteriovenous fistula in the upper limb using two separate access sites (one arterial, one venous) to establish hemodialysis access. This minimally invasive procedure is clinically important as demand for durable vascular access continues to grow with the prevalence of end-stage renal disease and increasing reliance on outpatient interventional services. Nationally, consistent coding and appropriate site-of-service designation affect access to care and payment across major payers.
Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of clinical context for percutaneous AV fistula creation, typical sites of service, common modifiers used with this procedure (listed separately), and what is and is not available in the supplied input. The publication outlines expected benchmarks and policy-relevant considerations without offering clinical recommendations, and it highlights areas where input data are missing.
This summary prepares clinicians, billing specialists, and policy analysts to understand coding intent, anticipate payer interactions, and locate sections on benchmarks, coverage nuances, and documentation priorities. Data not available in the input will be noted in the relevant sections.
Billing Code Overview
CPT code 36837 describes a percutaneous creation of an arteriovenous fistula in the upper limb for hemodialysis access using two separate access sites: one for the peripheral artery and one for the peripheral vein. This procedure establishes a durable vascular connection to support repeated dialysis treatments and is performed using minimally invasive, image-guided techniques.
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Service type: Percutaneous arteriovenous fistula creation
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Typical site of service: Hospital outpatient department or specialized ambulatory surgical center where interventional radiology or vascular procedures are performed
Clinical & Coding Specifications
Clinical Context
A 58-year-old patient with end-stage renal disease (ESRD) presents for percutaneous creation of an arteriovenous fistula in the upper limb to establish durable vascular access for hemodialysis. The patient has a history of chronic kidney disease secondary to diabetic nephropathy, failed tunneled hemodialysis catheter, and no usable native superficial veins for surgical fistula creation. Pre-procedure evaluation includes duplex ultrasound mapping of the upper extremity arteries and veins, review of coagulation status, and anesthesia assessment. The procedure is performed in an interventional radiology or vascular surgery suite under conscious sedation or monitored anesthesia care. Two separate percutaneous access sites are obtained: one arterial puncture (typically a peripheral artery such as the radial or brachial artery) and one venous puncture (a peripheral vein, often the cephalic or basilic vein), and an endovascular connection is established to create the arteriovenous fistula for subsequent dialysis cannulation. Post-procedure workflow includes duplex confirmation of flow and maturation planning, anticoagulation management as indicated, observation for immediate complications (bleeding, hematoma, distal ischemia), and scheduling for maturation assessment prior to first cannulation.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
00 | Anesthesia — Not applicable (placeholder) | Rarely used; not typically reported with this procedure unless required by specific payor instruction. |