HCPCS Level II E0601: Continuous Positive Airway Pressure Device
HCPCS Level II code E0601 identifies a continuous positive airway pressure (CPAP) device used primarily to treat obstructive sleep apnea. CPAP devices are a common durable medical equipment category with wide clinical and payer relevance because they directly address a prevalent chronic respiratory condition that affects sleep quality, daytime function, and cardiopulmonary risk. Nationally, proper coding of CPAP equipment affects coverage, claims processing, and patient access to home respiratory therapy.
Key payers in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, United Healthcare, and Medicare. Readers will find a concise overview of clinical context for CPAP use, how E0601 relates to alternative respiratory assist devices, and payer coverage considerations. The publication covers common billing practices, relevant comparative codes for bilevel devices, and where E0601 fits within durable medical equipment workflows.
The article provides benchmarking and policy context useful for billing managers, durable medical equipment suppliers, and clinical teams involved in sleep-disordered breathing care. It highlights coding boundaries between CPAP and other positive airway pressure devices and summarizes the primary clinical indication for E0601 in adult and pediatric obstructive sleep apnea.
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Billing Code Overview
HCPCS Level II code E0601 denotes a continuous positive airway pressure (CPAP) device. This code represents durable medical equipment designed to deliver a constant level of positive airway pressure throughout the respiratory cycle to treat obstructive sleep apnea.
Service type: Durable medical equipment (respiratory assist device)
Typical site of service: Home use / outpatient durable medical equipment setting
National Reimbursement Benchmarks
National commercial reimbursement for HCPCS E0601 centers on BUCA’s average commercial rate of $296.70 as a mid-market benchmark, with individual payers showing meaningful differences in central tendency and upper-tail variation. Blue Cross Blue Shield posts the highest observed maximum at $1,452.70 and a mean of $295.70, while Aetna’s mean sits lower at $238.00 and Cigna’s at $290.50; UnitedHealth Group carries a higher mean of $365.70 and a median of $358.50, indicating more payments clustered at the upper end compared with other payers.
Rate dispersion measured by the interquartile spread (P75 minus P25) highlights relative tightness and volatility: Aetna’s IQR is $350.00 (P75 $395.00 minus P25 $45.00), Blue Cross Blue Shield’s IQR is $437.10 (P75 $510.00 minus P25 $62.90), Cigna’s IQR is $279.10 (P75 $335.80 minus P25 $58.90), UnitedHealth Group’s IQR is $412.80 (P75 $475.10 minus P25 $206.30), and BUCA’s IQR is $385.30 (P75 $463.70 minus P25 $80.40). Cigna shows the tightest interquartile dispersion while Blue Cross Blue Shield shows the widest.