AMA CPT® Assistant - 2013 Issue 12 (December)
THEN and NOW: Mechanical Chest Wall Oscillation (94669) (December 2013)
December 2013 pages 12-13 CPT Assistant THEN and NOW As medical terminology and the performance of services and procedures change, so do the associated reporting methods. In this feature, we will regularly revisit previously published articles to correct, revise, update, and/or reiterate long- standing information. Mechanical Chest Wall Oscillation (94669) The September 2010 (p 3) edition of CPT® Assistant contained a Coding Communication to clarify the reporting of codes 94640, 94664, 94667, and 94668 for manual and mechanical chest wall manipulation. Codes 94667 and 94668 should be reported as appropriate for the performance of manual chest wall manipulation to...
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Article Overview
This article explains how CPT Assistant updated its discussion of respiratory therapy services when a new CPT code was added for mechanical chest wall oscillation in the 2014 code set. It is aimed at coders, billing staff, and respiratory and pulmonary practices that report airway clearance and chest wall manipulation services. The article covers the distinction between manual and mechanical approaches, references related respiratory procedure codes, and summarizes the broader coding context for these services.
Why This Topic Matters
Airway clearance services are often reported in settings where respiratory therapy, pulmonary diagnostics, and home-use devices overlap. Understanding the article helps users recognize which CPT reporting framework applies to different chest wall manipulation and oscillation services.
Article Sections
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December 2013 pages 12-13
Introductory publication information for the CPT Assistant feature and its update context.
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THEN
Background discussion of prior CPT Assistant guidance on chest wall manipulation and related respiratory therapy services. The section provides historical context for the reporting framework before the later update.
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Manual Chest Wall Compression
Overview of manual chest wall manipulation and the general settings and patient situations discussed in the article. The section addresses the broader clinical and procedural context for the manual approach.
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Coding Tip
Supplemental guidance about how the article frames the relationship between initial and subsequent services and patient-use devices. This section highlights practical reporting context without reproducing detailed instructions.
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Airway Oscillating Devices
Discussion of related airway oscillation and demonstration services that are separate from chest wall manipulation. The section places these services within the article’s broader respiratory coding update.
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Intrapulmonary Percussive Ventilation
Overview of another respiratory therapy modality referenced in the article and its place in the coding discussion. The section explains the general treatment context and related reporting framework.
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NOW
Updated guidance describing the new 2014 CPT coding approach for mechanical chest wall oscillation. This section summarizes the revised structure and the new service category discussed in the article.
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Medicine/Pulmonary Diagnostic Testing and Therapies
Broader coding classification context for pulmonary diagnostic testing and therapy services. The section situates the chest wall manipulation guidance within the wider medicine/pulmonary code family.
What You Will Learn
- How the article positions manual and mechanical chest wall manipulation within the CPT respiratory therapy framework
- What kinds of respiratory therapy topics are addressed in the 2014 CPT update context
- How the article relates chest wall oscillation guidance to nearby pulmonary diagnostic and therapy code families
- Why CPT Assistant published a Then and Now review for this service area
Who Should Read This
- Medical coders
- Billing and reimbursement staff
- Respiratory therapists
- Pulmonary practice administrators
- Physician office coding staff
Codes Discussed
Code Ranges Discussed
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