AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS - 2021 Issue 3; Ask the Editor
Colitis, Diarrhea and Excludes1 Instruction
The provider documented both colitis and diarrhea on the same encounter. At code K52.9, Noninfective gastroenteritis and colitis, unspecified, there is an Excludes1 note that references code R19.7, Diarrhea, unspecified. Based on the advice in Coding Clinic, Fourth Quarter 2018, pages 87-88, only the code referenced in the Excludes1 note should be assigned. Although the code referenced (R19.7) is a symptom, would it be the only code assigned? ...
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Article Overview
This article explains a coding scenario involving colitis documented with diarrhea and discusses how an ICD-10-CM Excludes1 note is interpreted in light of Coding Clinic guidance. It is relevant to coders, CDI professionals, and other revenue cycle staff who work with gastrointestinal diagnoses and diagnosis sequencing. The article focuses on a short clarification of the applicable code set, the referenced symptom code, and the guidance source cited in the discussion.
Why This Topic Matters
Understanding how Excludes1 notes are addressed can affect diagnosis coding consistency and compliant record abstraction when gastrointestinal conditions are documented together. The article is useful for professionals who need to interpret ICD-10-CM notes in conjunction with published coding advice.
What You Will Learn
- How an ICD-10-CM Excludes1 note is discussed in a colitis and diarrhea scenario.
- What role published coding guidance plays in clarifying a diagnosis coding question.
- How the article frames the relationship between a principal condition and a related symptom in documentation.
- How this topic may affect coding review for gastrointestinal encounters.
Who Should Read This
- Medical coders
- Coding auditors
- Clinical documentation improvement specialists
- Revenue cycle professionals
- Health information management staff
Codes Discussed
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