A7021 Suppl and access lung expan
Also known as: lung expansion supplies, breathing therapy kit, expansion device supplies
Supplies and accessories for lung expansion therapy devices used in respiratory treatment.
In Plain Language
breathing equipment supplies; lung therapy kit; air expansion supplies
Clinical Context
Used with incentive spirometry and positive pressure breathing devices for pulmonary hygiene and secretion clearance.
RVU Information
CPT A7021 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 A7021?
CPT A7021 (Suppl and access lung expan) is a A Codes code. Supplies and accessories for lung expansion therapy devices used in respiratory treatment.
Does Medicare cover A7021?
Medicare coverage for A7021 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used with incentive spirometry and positive pressure breathing devices for pulmonary hygiene and secretion clearance. A physician order is typically required.
When is CPT A7021 used?
Used with incentive spirometry and positive pressure breathing devices for pulmonary hygiene and secretion clearance.
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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.