AHA Coding Clinic® for ICD-9 - 2009 Issue 4; Ask the Editor
Benign Carcinoid Tumor of Lung
A patient was admitted for resection of a benign carcinoid tumor of the left lower lobe of the lung. What is the principal diagnosis code assignment for this admission? Benign carcinoid is indexed to code 220, Benign neoplasm of ovary. ...
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Article Overview
This short coding article focuses on diagnosis coding for a benign carcinoid tumor involving the lung. It is aimed at coders and other revenue cycle professionals who need to confirm how the Alphabetic Index and instructional notes guide code selection for this type of case. The discussion centers on coding accuracy, source indexing, and the general principle of following the referenced classification guidance.
Why This Topic Matters
Benign carcinoid tumors in the lung can be easy to miscode if the coder relies on a broad or outdated index pathway. Understanding the article helps readers recognize that official coding references and instructional notes matter for accurate principal diagnosis assignment.
What You Will Learn
- How the article frames diagnosis coding for a benign carcinoid tumor of the lung.
- Why the Alphabetic Index and instructional notes are relevant to code assignment.
- What type of coding issue the article is intended to clarify.
- How the article supports coding accuracy and consistency.
Who Should Read This
- Medical coders
- Coding auditors
- Revenue cycle staff
- Clinical documentation specialists
Codes Discussed
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