AHA Coding Clinic® for ICD-9 - 1984 September - October
V58.1, Maintenance Chemotherapy
Note: As of October 1, 2007 maligant ascites is coded 789.51 Note: As of October 1, 2005, code V58.1 was expanded (V58.11 and V58.12) and the subcategory was changed to Encounter for antineoplastic chemotherapy and immunotherapy. The mode of therapy selected for malignant neoplasms usually depends on the histology and the extent of the disease. The goal set for the therapy may be curative or palliative, with or without prospects for prolongation of survival. The treatment of choice may be surgery, radiotherapy, chemotherapy, or a combination. Chemotherapy may serve as a curable mode of therapy...
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Article Overview
This premium article covers ICD-9-CM guidance for chemotherapy-related admissions and related diagnostic and procedure coding considerations. It is intended for coders, CDI staff, and billing professionals who need to understand how the topic is discussed in relation to malignancy staging, complications, toxic effects, history of malignancy, and chemotherapy-associated procedures. The article also includes dated coding notes and references to several procedure and diagnosis code groupings used in the context of cancer treatment.
Why This Topic Matters
Chemotherapy encounters often involve overlapping diagnoses, procedures, and complications, so coding accuracy affects data quality, reporting, and record analysis. This article helps readers understand the scope of the topic and the kinds of coding references discussed.
Article Sections
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Background and coding notes
Introduces the chemotherapy topic with dated notes and general context about related diagnosis coding changes. It also frames the article around ICD-9-CM chemotherapy admissions and associated malignancy coding.
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Suggested coding guidelines
Summarizes broad coding considerations for admissions involving chemotherapy, malignancy, complications, and related conditions. This section outlines the general categories of circumstances addressed in the article.
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Examples of acute toxic effects of pharmacologic agents in the treatment of malignant diseases
Provides a grouped set of examples involving treatment-related adverse effects and associated diagnosis references. The section supports understanding of how chemotherapy side effects are discussed in the article.
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Procedures used in carrying out chemotherapy
Describes procedure-related coding references for delivery methods and supportive treatment contexts. It includes both invasive and noninvasive approaches mentioned in connection with chemotherapy administration.
What You Will Learn
- How the article frames chemotherapy-related coding topics within ICD-9-CM
- What categories of diagnoses and procedures are discussed in connection with chemotherapy admissions
- How the article organizes guidance around malignancy, complications, toxicity, and treatment delivery
- Which code sets and code groupings are referenced in the context of cancer therapy coding
Who Should Read This
- Medical coders
- Coding educators
- CDI specialists
- Revenue cycle professionals
- Health information management staff
Codes Discussed
Code Ranges Discussed
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