Chapter 8 & 9 Study Guide- ICD-9-CM – Flashcards
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ICD-9-CM
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International Classification of Diseases, 9th Revision, Clinical Modification
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E codes
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Are used to report external causes of injury and poisoning
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Volume 1
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Tabular List (back of book)
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Volume 2
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Alphabetic Index (front of book)
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Volume 3
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Procedures (Tabular List and Alphabetic)
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Volume 3 is used by?
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Hospital to report procedures
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When is the ICD-9-CM updated?
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Annually
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When can V codes be assigned?
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As first-listed or secondary diagnosis
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NEC
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Not Elsewhere Classifiable
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NOS
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Not Otherwise Specified
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Table of Drugs & Chemicals are located in what volume?
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Volume 2
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Terms enclosed in parentheses that have no effect on the selection of the code are located in the?
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Alphabetic Index of Volume 2, ICD-9-CM, nonessential modifiers
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Are 5th digit codes always mandatory?
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Yes
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The ICD-9-CM manual was developed based on text by this organization.
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World Health Organization
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The Category has how many digits?
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3
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The Subcategory has how many digits?
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4
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The Subclassification has how many digits?
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5
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What is a Main term?
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Terms you look up to find the diagnosis- (Ex. Main term of auditory neuritis would be neuritis)
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Ex. of coding: Preoperative evaluation for elective Cholecystectomy due to gallstones. Patient is seen by pulmonologist because of COPD,
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V72.82, 574.20, 496
