AHA Coding Clinic® for ICD-9 - 2011 Issue 4; VOLUMES 1 & 2 NEW/REVISED CODES
Glaucoma
Effective October 1, 2011, new codes have been created to capture the stage of disease for the most commonly encountered types of glaucoma. Patients can present at vastly different stages of disease, and typically treatment of early stages of disease results in better outcomes and uses fewer resources than are used in patients who present with more severe stages of glaucoma. Mild (Early) Stage Glaucoma (365.71): Early stage glaucoma typically does not cause vision changes. The only way to be diagnosed with glaucoma in early stages is to be examined by an eye doctor and undergo an eye...
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Article Overview
This article reviews changes to glaucoma-related diagnosis coding focused on disease stage classification and updated terminology for common glaucoma categories. It is relevant to ophthalmology coders, billing staff, and clinicians who document glaucoma type and severity, and it summarizes the broad areas affected by the revisions without reproducing coding guidance details.
Why This Topic Matters
Accurate glaucoma staging affects diagnosis specificity, documentation consistency, and code selection for ophthalmic claims. Understanding the revision structure helps users recognize which glaucoma categories now require stage reporting and how the terminology aligns with current practice.
Article Sections
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Glaucoma staging revisions
Introduces the addition of stage-based classification for glaucoma and explains why severity reporting became more specific. Covers the overall purpose of the staging update and its relationship to clinical documentation.
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Stage categories
Summarizes the major glaucoma stage groupings discussed in the article. Includes the broad clinical distinctions used to organize the new staging structure.
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Diagnosis code revisions by glaucoma subtype
Reviews the revised glaucoma category structure across multiple subtype groupings. Highlights the broad areas where terminology and related staging references were updated.
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Glaucoma stage subcategory
Describes the dedicated staging subcategory added for glaucoma and the associated classification framework. Covers the general organization of the new stage-specific codes.
What You Will Learn
- How glaucoma staging was added to the diagnosis coding structure
- Which broad glaucoma categories were revised in the update
- How the article organizes stage-based glaucoma classification
- What types of terminology changes were made for glaucoma-related documentation
Who Should Read This
- Ophthalmology coders
- Medical coding professionals
- Billing staff
- Clinical documentation staff
- Eye care providers
Codes Discussed
Code Ranges Discussed
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