AMA CPT® Assistant - 2005 Issue 3 (March)
Category III Code Updates (March 2005)
March 2005 pages 1-6 Category III Code Updates In CPT 2005, 27 Category III codes were added. Additions include the following: Percutaneous transcatheter placement of extracranial vertebral or intrathoracic carotid artery stents Ultrasound ablation of uterine leiomyomata Acoustic heart sound recording and computer analysis Computed tomographic colonography Percutaneous intradiscal annuloplasty In 2005, several former Category III codes were converted to Category I codes. This article will discuss a few additions to the Category III section in the CPT codebook. Annuloplasty Annuloplasty was developed to provide a minimally invasive solution for patients with discogenic back pain (pain produced by the...
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Article Overview
This article reviews March 2005 changes to CPT Category III, focusing on newly added codes, related cross-references and exclusion notes, and the general clinical areas they address. It is useful for coders, billers, clinical documentation teams, and reimbursement staff who need to understand how the 2005 updates fit into CPT reporting and related radiology guidance.
Why This Topic Matters
Category III updates affect how emerging services are tracked in CPT and how related guidance is interpreted alongside established code sets. Understanding the scope of the changes helps reduce reporting errors and supports consistent documentation and code selection workflows.
Article Sections
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March 2005 pages 1-6
Introductory material summarizing the scope of the March 2005 CPT Category III update. It frames the article’s focus on emerging technologies and codebook changes.
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Annuloplasty
Background on a minimally invasive spine-related procedure and the Category III reporting changes associated with it. The section also includes related coding notes and a procedural overview.
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Spectroscopy
Overview of a breath-analysis technology and the new Category III reporting approach described in the article. The section also provides a procedural summary and clinical context.
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Photoscreening
Discussion of pediatric vision screening technology and the associated Category III reporting update. The section includes coding notes and a procedural description.
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Virtual Colonoscopy
Review of computed tomographic colonography as an emerging diagnostic and screening technology. The section includes related coding notes, radiology cross-references, and procedural detail.
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Correlated Audioelectric Cardiography
Discussion of combined cardiac sound recording and analysis alongside electrocardiography. The section includes the newly added reporting structure and a coding tip.
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Focused Ultrasound Ablation
Coverage of magnetic resonance-guided focused ultrasound as a treatment technology and its Category III update. The section also includes broader context about the technology and related radiology guidance.
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Compensator-based Beam Modulation Treatment
Explanation of a radiotherapy delivery approach and the associated Category III reporting update. The section includes a coding tip and a clinical example.
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Summary
Closing remarks on the role of Category III codes in reporting emerging technologies. The section also notes the article’s broader intent to track future updates.
What You Will Learn
- Which clinical areas were highlighted in the March 2005 Category III update
- How the article frames the relationship between emerging technologies and CPT reporting
- What types of related coding notes and cross-references accompany the update
- Which specialties and procedure categories are emphasized in the article
- How the article positions Category III changes within the broader CPT codebook update cycle
Who Should Read This
- Medical coders
- Coding auditors
- Billing and reimbursement staff
- Clinical documentation specialists
- Physician practice managers
- Radiology coding staff
Codes Discussed
Code Ranges Discussed
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