AHA Coding Clinic® for ICD-9 - 2009 Issue 4; VOLUMES 1 & 2 NEW/REVISED CODES
Chemical Conjunctivitis
Effective October 1, 2009, a new code has been created to uniquely describe chemical conjunctivitis (372.06). Previously, ICD-9-CM’s Alphabetic Index led to code 372.01, Serous conjunctivitis, except viral for chemical conjunctivitis. Chemical conjunctivitis causes redness and inflammation of the conjunctiva. It is caused by an irritant or splash of a chemical into the eye. There are numerous irritants that may cause chemical conjunctivitis. They may include, but are not limited to, household cleaners, sprays, smoke, smog, industrial pollutants, and chlorine. The eye may produce clear mucus in response to the chemical agent. Burn injuries...
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Article Overview
This article explains a coding update for chemical conjunctivitis in ICD-9-CM and places it in context with nearby conjunctiva and eye injury categories. It is aimed at coders and billing staff who need to understand the scope of the diagnosis change, related exclusions, and the general documentation concepts tied to irritant or toxic exposure.
Why This Topic Matters
It helps readers recognize that chemical conjunctivitis received separate classification and understand how the topic fits within broader eye and conjunctiva coding structures.
Article Sections
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Coding update for chemical conjunctivitis
Introduces the ICD-9-CM update and the creation of a separate diagnosis classification for this condition. Provides the effective date context for the change.
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Clinical overview and causes
Summarizes the condition’s general clinical presentation and common sources of irritation or exposure. Discusses the broad types of agents that may be associated with the diagnosis.
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Related eye injury categories and classification notes
Places the condition in relation to other conjunctiva and eye injury categories within ICD-9-CM. Includes general notes about related classification distinctions and associated documentation concepts.
What You Will Learn
- How the article frames a new ICD-9-CM diagnosis classification update
- What broad clinical circumstances are associated with the condition
- How the topic relates to nearby conjunctiva and eye injury categories
- What general classification notes are mentioned in the article
Who Should Read This
- Medical coders
- Coding auditors
- Billing and reimbursement staff
- Clinical documentation staff
Codes Discussed
Code Ranges Discussed
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