A6545 Gradient Compression Wrap HCPCS Reimbursement

HCPCS Level II code A6545 denotes a non-elastic, below-knee gradient compression wrap (30-50 mmHg) used as a surgical dressing. This device code is relevant across surgical and wound-care settings where graduated compression supports postoperative healing, edema control, and venous management. Nationally, such durable medical equipment and dressing codes matter for surgical supply billing, device utilization tracking, and policy on outpatient postoperative care.

Key payers in this overview include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise review of what the code represents, common sites of service, and the clinical context for use. The publication also summarizes payer coverage patterns and benchmarks where available, highlights coding and billing considerations tied to device use in surgical dressing roles, and outlines areas to monitor for policy updates affecting outpatient surgical supplies and compression device reimbursement.

This summary is written for a national audience and focuses on clinical and billing context rather than state-specific regulations. Data not available in the input is noted where applicable in detailed sections.

Billing Code Overview

HCPCS Level II code A6545 describes a gradient compression wrap, non-elastic, below knee, 30-50 mmHg, used as a surgical dressing, each. The service type is surgical dressing/device intended for compression therapy following surgery or wound care to provide graduated pressure in the below-knee region. The typical site of service is ambulatory surgical centers, hospital outpatient departments, and post-operative care in outpatient clinics where surgical dressings and compression devices are applied.

Clinical Context

A 67-year-old patient undergoes a below-knee vascular procedure (e.g., saphenous vein harvesting or lower-extremity bypass) and requires a non-elastic gradient compression wrap as a surgical dressing to control postoperative edema and support venous return. The device A6545 is applied in the operating room immediately after wound closure by the surgical team and remains in place during the immediate postoperative recovery period. The clinical workflow includes preoperative assessment of peripheral perfusion and allergy history, intraoperative sterile application of the below-knee, 30–50 mmHg non-elastic compression wrap, documentation of device size, laterality (use modifier RT or LT as required), and postoperative monitoring in the PACU with wound checks and vascular assessment prior to discharge or transfer to the ward. Nursing documents dressing integrity and timing of replacement; changes are performed per surgeon order. This device is used as a surgical dressing rather than for long-term compression therapy.

Coding Specifications

Modifier	Description	When to Use
`RT`	Right side	When the wrap is applied to the right lower extremity

Taxonomy Code	Specialty	Notes
`2080P0800X`	Vascular Surgery	Primary specialty performing lower-extremity vascular procedures and surgical dressings
`207P00000X`	General Surgery	Surgeons who perform peripheral bypass, vein harvesting, and apply postoperative dressings
`163WL0400X`	Wound Care Specialist	Providers involved in postoperative wound management and dressing changes
`363LA2200X`	Physical Therapist	May be involved in postoperative care focused on edema control and rehabilitation
`207L00000X`	Orthopedic Surgery	May apply or manage postoperative dressings for lower-extremity procedures

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`29540`	Application of multi-layer compression system; lower leg	Often used in postoperative or wound care settings for edema control and may be applied before or after `A6545` as alternative compression therapy
`97602`	Removal of devitalized tissue from wounds; selective debridement, without anesthesia	May precede application of a compression dressing when surgical wound debridement is performed
`11043`	Debridement, muscle and/or fascia	Surgical debridement during the operative encounter after which a surgical compression wrap `A6545` may be applied
`36415`	Collection of venous blood by venipuncture	Perioperative laboratory monitoring commonly performed in the same clinical episode
`12032`	Repair, intermediate, wounds of scalp, arms, and/or legs	Closure procedures on the lower extremity after which a surgical dressing such as `A6545` is applied

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`I83.10`	Varicose veins of lower extremities with ulcer, unspecified lower extremity	Compression dressings support venous return and promote healing of venous ulcers post procedures
`I80.2`	Phlebitis and thrombophlebitis of other deep vessels of lower extremities	Postoperative compression can be used as a component of care after venous procedures
`I74.3`	Embolism and thrombosis of arteries of lower extremity	Patients with arterial procedures may receive surgical dressings that include compression wraps
`I70.2`	Atherosclerosis of native arteries of the extremities	Revascularization procedures frequently result in use of postoperative compression dressings
`T81.4`	Infection following a procedure, not elsewhere classified	Compression wraps may be applied as part of wound management when infection risk is present
`Z48.21`	Encounter for removal of sutures and staples	Postoperative wound care visits often include dressing assessment or replacement
`L97.301`	Non-pressure chronic ulcer of unspecified thigh limited to breakdown of skin	Compression may be used when ulcers extend or after surgical debridement
`R22.42`	Localized swelling, lower limb	Edema control is a primary indication for gradient compression wraps

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Summary & Overview

HCPCS A6545: Below-Knee Gradient Compression Wrap, Non-Elastic