A4490 Above knee surgical stocking
Also known as: above knee stocking, thigh-high support hose
Above knee surgical support stocking for thromboembolism prophylaxis.
In Plain Language
compression stocking above knee; anti-clot stocking
Clinical Context
Used post-operatively and in immobile patients to prevent deep vein thrombosis and pulmonary embolism. Graduated compression enhances venous return.
RVU Information
CPT A4490 does not have a physician work RVU assigned by CMS. This is typical for supply, drug, and equipment codes — reimbursement is based on Average Sales Price (ASP), fee schedules, or payer contracts rather than the RVU system.
Billing & Documentation
HCPCS A-codes cover medical supplies, equipment, and transport services. Documentation must establish medical necessity and include a physician order. For durable medical equipment (DME), a Certificate of Medical Necessity (CMN) or detailed written order may be required.
Specialties
Frequently Asked Questions
What is CPT code A4490?
CPT A4490 (Above knee surgical stocking) is a A Codes code. Above knee surgical support stocking for thromboembolism prophylaxis.
Does Medicare cover A4490?
Medicare coverage for A4490 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used post-operatively and in immobile patients to prevent deep vein thrombosis and pulmonary embolism. Graduated compression enhances venous return. A physician order is typically required.
When is CPT A4490 used?
Used post-operatively and in immobile patients to prevent deep vein thrombosis and pulmonary embolism. Graduated compression enhances venous return.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.