icd- 9-cm medical coding & insurance. classification system international comparison 1988...
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ICD-9-CM
MEDICAL CODING & INSURANCE
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Classification System International Comparison1988 Medicare Catastrophic Coverage ActUses: track costs and patient usageResearch—trends/demands
SLIDE #2 OVERVIEW
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Code ethicallyDocumentations must support diagnosisTransform verbal or narrative descriptions of diseases,
injuries, conditions, and procedures into numeric designations
SLIDE # 3 ETHICS & YOUR ROLE
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Volume I, Diseases. Tabular List (Diagnosis)Volume II, Diseases, Alphabetic Index (Diagnosis)Volume 3, Procedures, Tabular List & Alphabetic Index
(Inpatient)
SLIDE # 4 FORMAT OF ICD-9-CM
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Contains code numbers001.0-999.9 Diagnosis codes describe conditionsV and E codes = Supplemental information
SLIDE # 5 VOLUME I, DISEASES, TABULAR LIST
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Appears first in the bookTerms and code numbers in Volume INever code directly from the Index!
SLIDE # 6 VOLUME 2, DISEASES, ALPHABETIC INDEX
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Index and Tabular List used for procedures and therapies Inpatient settings onlyProcedures and therapiesMaximum 4 digits. E.g. 20.41 Simple Mastoidectomy
SLIDE # 7 VOLUME III, PROCEDURES, TABULAR LIST AND ALPHABETIC INDEX
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Chapters 1-17Section A Group of related conditions
SLIDE # 8 DIVISIONS OF CLASSIFICATION OF DISEASES & INJURIES
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Category 3 digitsSubcategory 4 digitsSubclassification 5 digitsYou must code to the highest level of specificity. You must code a 5 digit if a subclassification is available
SLIDE # 9 CONDITION LEVELS
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Determine the Main TermLocate the Main Term in the Alphabetic Index (Volume II)Review any subterms under the main term in the IndexFollow any cross-referencing instructions.E.g. “see”, “see also”.
SLIDE # 10 USING THE ICD-9-CM
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Verify the codes (s) selected from the Index (Volume II) in the Tabular List (Volume I)
Refer to any instructional notations in the TabularAssign codes at the highest specificity.Code the diagnosis until all elements are completely
identified.
SLIDE #11 USING THE ICD, CONT.’
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NEC “Not elsewhere classifiable”: This abbreviation in the index represents “other specified” when a specific code is not available for a condition. You will be directed to the “other specified” in the Tabular.
NEC, when found in the Tabular, allows you to identify the code as “other specified”. This when there is no specific code identifying your condition.
NOS is equivalent to unspecified.
SLIDE # 12 ABBREVIATIONS
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Acute: Short, relatively severe courseChronic: Persists over long period of time.What if they both exist?The index has separate entries for both conditions…Use both codes, and put the acute code first. Some codes combinations are represented by a single code
SLIDE # 13 ACUTE & CHRONIC
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Material extracted directly from Buck’s Step-By-Step Coding Text, Copyright 2008, Elsevier.Created for Kaplan University by Cindy Ogle
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