Medical Coding Practice Test

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Which organization is responsible for maintaining and updating the diagnosis portion of ICD-9-CM?

  1. AHIMA

  2. CMS

  3. NCHS

  4. AHA

The correct answer is: NCHS

The correct answer is the National Center for Health Statistics (NCHS). NCHS is responsible for maintaining and updating the diagnosis portion of the International Classification of Diseases, 9th Edition, Clinical Modification (ICD-9-CM). The other options, AHIMA (American Health Information Management Association), CMS (Centers for Medicare & Medicaid Services), and AHA (American Hospital Association), are not directly responsible for maintaining and updating the diagnosis portion of ICD-9-CM.

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