Why This Topic Matters

Supplemental CPT appendices can affect how users navigate codebook resources and understand companion reference material tied to coding topics. Knowing which appendices were added in a given edition helps readers identify where supporting information is located without reading the entire codebook.

Article Sections

1. Overview of the revised CPT appendix section

   Introduces the CPT 2006 appendix updates and notes that new supplemental reference material was added. It frames the appendices as coding resources rather than standalone code changes.

2. Appendix J: Electrodiagnostic Medicine Listing of Sensory, Motor, and Mixed Nerves

   Describes a nerve-based appendix used as a reference resource within electrodiagnostic medicine. The section explains that it organizes nerve families for reporting support and references related nerve conduction study coding.

3. Appendix K: Product Pending FDA Approval

   Covers a vaccine-related appendix for products awaiting FDA approval at the time of publication. The section notes how the appendix was used to identify items with a special publication status and later revision tracking.

4. Appendix L: Vascular Families

   Describes a vascular reference appendix organized around arterial families and branch ordering. The section explains that it serves as a coding aid for vascular anatomy-based reporting.