Summary & Overview
HCPCS E1590: Hemodialysis Machine
HCPCS Level II code E1590 denotes a hemodialysis machine — durable medical equipment used for extracorporeal blood purification in patients requiring renal replacement therapy. This code is important nationally because it identifies capital medical equipment billed or reported in settings that deliver dialysis care, with implications for facility operations, supply chain, and billing compliance.
Key payers covered include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise explanation of the code and its clinical context, an overview of typical sites of service (outpatient dialysis centers, hospital dialysis units, and home hemodialysis), and guidance on the kinds of benchmarks and policy issues that commonly affect billing for durable medical equipment in dialysis — such as coverage policies, supplier enrollment, and documentation expectations. The publication also summarizes common modifiers and payer variation where available and flags areas where data was not provided.
The piece equips billing managers, compliance officers, and clinical program leaders with a clear reference for what E1590 represents and what to expect when this code appears on claims or equipment inventories. Data not available in the input is noted where applicable.
Billing Code Overview
HCPCS Level II code E1590 represents a hemodialysis machine used to perform dialysis treatments for patients with kidney failure or severe renal impairment. The service type is durable medical equipment for renal replacement therapy, providing extracorporeal blood filtration and fluid removal during hemodialysis sessions.
The typical site of service for this equipment includes outpatient dialysis centers, hospital dialysis units, and home hemodialysis settings where a hemodialysis machine is required to deliver episodic or maintenance dialysis care.
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Clinical & Coding Specifications
Clinical Context
A typical patient receiving a hemodialysis machine (E1590) is an adult with end-stage renal disease (ESRD) requiring maintenance hemodialysis or a patient with acute kidney injury requiring intermittent or continuous renal replacement therapy in an outpatient dialysis center or inpatient hospital setting. The clinical workflow begins with an order from a nephrologist or hospitalist documenting the medical necessity for hemodialysis. For outpatient ESRD care, the patient arrives at a dialysis facility staffed by a registered nurse and dialysis technician; vascular access (arteriovenous fistula, graft, or central venous catheter) is assessed and prepared, vascular needles or catheter connections are placed, and the E1590 hemodialysis machine is set up and programmed for prescribed dialysate composition, blood flow rate, and ultrafiltration goals. Monitoring during treatment includes hemodynamics, fluid removal, and anticoagulation management. In the inpatient setting, the facility biomedical engineer or equipment service typically documents machine allocation and setup. The typical site of service is an outpatient dialysis center, hospital inpatient unit, or skilled nursing facility where dialysis services are delivered. Documentation should include diagnosis, prescription parameters, vascular access type, dialysis start/stop times, machine identification, and any complications or interventions during the session.
Coding Specifications
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