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Updated: Jun 4, 2026

Preoxygenation Techniques for Tracheal Intubation in Critically Ill Adults Utilizing Oxygen Mask and Noninvasive Ventilation
Published on: December 5, 2025
Long-term oxygen therapy
Kent L Christopher1, Phillip Porte2
1Clinical Faculty of the Division of Pulmonary/Critical Care, University of Colorado Health Sciences Center, Denver, CO.
Medicare payment changes impact long-term oxygen therapy (LTOT) access. Careful patient assessment and education are crucial for effective oxygen delivery systems and optimal ambulation.
Area of Science:
- Pulmonary Medicine
- Health Policy
Background:
- Long-term oxygen therapy (LTOT) is vital for patients with chronic respiratory conditions.
- Recent legislative changes in the US, including competitive bidding and capped rental programs, are altering Medicare payment structures for LTOT.
Purpose of the Study:
- To provide an overview of the current status of LTOT in the United States.
- To discuss the implications of Medicare payment changes on patient access to oxygen therapy.
- To highlight best practices in prescribing, patient education, monitoring, and the use of collaborative care models for LTOT.
Main Methods:
- Review of legislative and regulatory changes affecting LTOT reimbursement.
- Discussion of clinical considerations for prescribing and managing LTOT.
- Analysis of patient education, monitoring strategies, and collaborative care models.
Main Results:
- Payment cutbacks due to Medicare programs may reduce patient access to appropriate oxygen delivery systems.
- Variability in new intermittent flow oxygen delivery systems necessitates individual patient testing.
- Feasible locations for patient education and monitoring have been identified.
Conclusions:
- Legislative and regulatory changes pose challenges to LTOT access and delivery.
- Optimizing patient outcomes requires a focus on appropriate prescribing, comprehensive education, and consistent monitoring.
- Collaborative care models and individualized device assessment are essential for effective LTOT management.
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