AMA CPT® Assistant - 2005 Issue 2 (February)

Appendix I (February 2005)

February 2005 page 15 Coding Consultation:Questions and Answers Appendix I, (Q&A) Question What is the rationale behind the addition of Appendix I, new to CPT 2005? AMA Comment In an effort to address advances in technology, capture specific data for tracking utilization, and provide diagnostic granularity and specific information to allow payers to adjudicate claims for such analyses, a list of genetic testing modifiers has been added as Appendix I of CPT 2005. This numeric-alpha modifier coding system is arranged in a hierarchical system with the first (numeric) character indicating the disease type and the second (alpha) character...

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CPT® Assistant content is the official source for CPT® coding guidance. It is an instrumental tool when appealing insurance denials and validating coding to auditors. Monthly issues and an extensive archive provide comprehensive guidance on proper CPT® coding for past, present and upcoming code set releases. Archives date back to 1990 for historical use of codes, changes, rationales, coding tips and trends in the industry.

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