Medical Coding Practice Test

What is the primary function of CMS regarding ICD-9-CM?

1. To arrange codes in the proper order according to the definitions of principal or primary diagnosis

2. To maintain the Central Office on ICD-9-CM

3. To provide training and certification for coding professionals

4. To maintain and update the procedure portion of ICD-9-CM

The correct answer is: To maintain and update the procedure portion of ICD-9-CM

The correct answer is D. The primary function of CMS (Centers for Medicare and Medicaid Services) regarding ICD-9-CM is to maintain and update the procedure portion of ICD-9-CM. This involves ensuring that the procedure codes within the ICD-9-CM system are current, accurate, and reflective of medical procedures performed in healthcare settings. Options A, B, and C are incorrect: A. To arrange codes in the proper order according to the definitions of principal or primary diagnosis - This is not the primary function of CMS regarding ICD-9-CM. While accurate coding and sequencing of diagnoses are essential in medical coding, the arrangement of codes is not the primary responsibility of CMS. B. To maintain the Central Office on ICD-9-CM - While CMS oversees the ICD-9-CM system, maintaining a central office specifically for ICD-9-CM is not its primary function. C. To provide training and certification for coding professionals - While CMS may be involved in setting guidelines and regulations for coding professionals, providing training and certification is not its primary function regarding ICD-9-CM.