Summary & Overview
HCPCS E0668: Segmental Pneumatic Appliance, Full Arm
HCPCS Level II code E0668 denotes a segmental pneumatic appliance for use with a pneumatic compressor that covers the full arm. Nationally, this code identifies a class of durable medical equipment used for graduated pneumatic compression therapy to manage lymphedema, venous insufficiency, edema, and related conditions where segmental limb compression is indicated. The code matters for coverage determinations, supplier reimbursement, and care pathways that rely on home or outpatient delivery of compression therapy.
Key payers referenced in the analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise review of the clinical function and site of service for the device, payer coverage considerations and common billing practices, and operational benchmarks where available. The publication summarizes typical usage scenarios, documentation elements that support medical necessity, and common billing modifiers when applicable. It also highlights policy updates affecting DME and compression therapy coding.
This executive summary equips billing managers, DME suppliers, clinicians, and policy analysts with an overview of HCPCS Level II code E0668, including practical context for claims processing and payer engagement. Data not available in the input is noted where applicable.
Billing Code Overview
HCPCS Level II code E0668 describes a segmental pneumatic appliance for use with pneumatic compressor, full arm. This device is a therapeutic compression appliance intended to provide segmental (multi-chamber) pneumatic compression to the entire arm in conjunction with a pneumatic compressor for conditions requiring graduated compression therapy.
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Service type: Durable medical equipment — pneumatic compression therapy device
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Typical site of service: Durable medical equipment provided in outpatient settings, home health care, or other non-acute care environments where limb compression therapy is administered
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Clinical & Coding Specifications
Clinical Context
A patient with unilateral or bilateral upper extremity edema following mastectomy with axillary lymph node dissection presents to a durable medical equipment (DME) clinic for provision of a segmental pneumatic compression arm appliance. The patient is evaluated by a certified lymphedema therapist or DME provider during an outpatient visit; measurements of the full arm are obtained to size the device. The appliance E0668 (segmental pneumatic appliance, full arm) is ordered to be used with a pneumatic compressor for sequential compression therapy to reduce lymphedema, improve lymphatic drainage, and reduce pain and heaviness. The device delivery workflow includes verification of medical necessity, obtaining physician prescription with diagnosis (for example post-surgical lymphedema), fitting and instruction on device use, documentation of the patient’s baseline limb measurements and functional status, and coordination for follow-up to assess response and potential need for adjustments or additional conservative therapy such as manual lymphatic drainage or compression bandaging.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
LT | Left side | Use when the appliance is provided for the left upper extremity only. |