E/M Coding Alert - 2011 Issue 25
ICD-10: Prepare For These 3 New ICD-10 Coding Conventions
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Article Overview
This article explains a few ICD-10 coding convention changes that were highlighted during the transition from ICD-9, with emphasis on general rules that affect reporting and documentation. It is aimed at coders, billers, and clinical documentation staff who need to understand how ICD-10 handles exclusions, placeholder characters, seventh-character structure, and side-specific diagnosis reporting. The piece also references guidance from coding organizations and a CMS provider call in the context of ICD-10 readiness.
Why This Topic Matters
Understanding these convention changes helps coding teams recognize structural differences between ICD-9 and ICD-10 and prepare documentation and reporting workflows accordingly. The topic is especially relevant for accurate claim preparation and for training staff on ICD-10 notation and documentation expectations.
Article Sections
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Excludes' May Mean Two Different Things
Discusses the presence of two types of exclusion notes in ICD-10 and compares them with the older ICD-9 approach. The section uses aftercare-related examples to illustrate the broader note structure being described.
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'X' Marks the Spot
Explains the role of placeholder characters in ICD-10 code structure and why some codes require additional characters for valid reporting. The section also introduces the concept of seventh-character specificity and mentions encounter-based categories.
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Keep An Eye (And Ear, Etc.) on Laterality
Covers the ICD-10 emphasis on documenting left, right, or bilateral anatomical detail for certain diagnoses. The section compares the newer approach with earlier reporting practices and focuses on documentation and superbill capture.
What You Will Learn
- How ICD-10 distinguishes between different kinds of exclusion notes
- Why placeholder characters appear in certain ICD-10 code structures
- How seventh-character reporting relates to encounter status
- How laterality affects diagnosis reporting in ICD-10
- Why documentation detail matters for side-specific conditions
Who Should Read This
- Medical coders
- Coding auditors
- Billing staff
- Clinical documentation staff
- Practice managers
- Physician office staff
Codes Discussed
Code Ranges Discussed
Modifiers Discussed
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