The cost of consumables is directly factored into the technical component of CPT codes like 94010 for spirometry or 94060 for bronchodilation responsiveness. Using high-quality supplies ensures your results meet the 2019 ATS/ERS grading criteria, which is essential for successful reimbursement from the public or private insurers. If a test is rejected due to poor data quality from sub-standard mouthpieces, your clinic loses the 100% reimbursement value for that session.