AHA Coding Clinic® for ICD-9 - 2005 Issue 4; VOLUMES 1 AND 2 NEW/REVISED CODES
Introduction to Chapter 5 €“ Mental Disorders
Effective October 1, 2005, the introduction to Chapter 5, Mental Disorders has been deleted. This introduction makes reference to the Glossary of Mental Disorders (Volume 1, appendix B) that was removed October 1, 2004. Chapter 5 – Mental Disorders (290-319) Delete the following: In the International Classification of Diseases, 9th Revision (ICD-9), the corresponding Chapter V, “Mental Disorders,†includes a glossary which defines the contents of each category. The introduction to Chapter V in ICD-9 indicates that the glossary is intended so that psychiatrists can make the diagnosis based on the...
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Article Overview
This article explains a removed introductory section tied to Chapter 5 of ICD-9-CM Mental Disorders and provides historical context for how the chapter was organized and sourced. It is relevant to coding professionals, editors, and anyone researching the structure and evolution of ICD-9-CM mental health classification material.
Why This Topic Matters
It helps readers understand that the chapter introduction was deleted and shows the historical sources and organizations associated with the earlier version of the material.
Article Sections
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Deletion notice
A brief statement that the chapter introduction was deleted on a specific effective date and that an earlier reference was removed previously.
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Chapter 5 – Mental Disorders (290-319)
Background material describing the chapter’s classification framework, related historical references, and source acknowledgments associated with the mental disorders section.
What You Will Learn
- The update status of the Chapter 5 introduction
- The historical context for ICD-9-CM mental disorders content
- Which organizations and source materials were associated with the chapter’s development
- How the article frames the chapter’s relationship to earlier classification references
Who Should Read This
- Medical coders
- Coding educators
- Health information management professionals
- Clinical documentation reviewers
- Researchers studying ICD-9-CM history
Code Ranges Discussed
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