A4604 Tubing with heating element
Also known as: heated tubing, warming catheter
Tubing with integrated heating element for therapeutic use.
In Plain Language
warm breathing tube
Clinical Context
Used in respiratory therapy and airway management to provide heated, humidified gas delivery. Prevents airway irritation and maintains optimal temperature.
RVU Information
CPT A4604 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 A4604?
CPT A4604 (Tubing with heating element) is a A Codes code. Tubing with integrated heating element for therapeutic use.
Does Medicare cover A4604?
Medicare coverage for A4604 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used in respiratory therapy and airway management to provide heated, humidified gas delivery. Prevents airway irritation and maintains optimal temperature. A physician order is typically required.
When is CPT A4604 used?
Used in respiratory therapy and airway management to provide heated, humidified gas delivery. Prevents airway irritation and maintains optimal temperature.
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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.