ICD-10-CM Review QUESTIONS (ANSWERS WITH RATIONALES) WITH COMPLETE SOLUTIONS

Who are the parties responsible for providing the ICD-10-CM guidelines? Correct Answer: NCHS and CMS Rationale: ICD-10-CM guidelines introduction states, Centers for Medicare & Medicaid Services (CMS) and the National Center for Health Statistics (NCHS) provide the guidelines for coding and reporting using ICD-10-CM. What type of code is assigned when the provider documents a reason for a patient seeking healthcare that is not an injury or disease? Correct Answer: Z code (Z00-Z99) Rationale: ICD-10-CM guideline IV.E indicates to use codes from Chapter 21 Factors Influencing Health Status and Contact with Health Services (Z00-Z99). These codes are also known as Z codes and are provided to record healthcare encounters for circumstances other than a disease or injury. ICD-10-CM Chapter 21 states Z codes provide codes to deal with encounters for circumstances other than a disease or injury. In the ICD-10-CM Alphabetic Index what is the code next to the main term called? Correct Answer: Default Code Rationale: The Alphabetic Index utilizes the same main term/subterm indexing systems. In ICD-10-CM, the code listed next to the main term is considered the default code. The default code represents the condition most commonly associated with the main term. As with all code assignment, always verify the default code in the Tabular List to assure proper reporting. Refer to ICD-10-CM guideline I.A.18. What section of the ICD-10-CM guidelines contains instructions on how to code for a patient receiving diagnostic services only in an outpatient setting? Correct Answer: Section IV Rationale: Section IV Diagnostic Coding and Reporting Guidelines for Outpatient Services IV.K is specific to patients receiving diagnostic services only. What month does the new ICD-10-CM codebook take effect each year? Correct Answer: October Rationale: The new ICD-10-CM codebook is effective October 1 of each year. According to ICD-10-CM guideline I.B.1 use both ____ and ____ when locating and assigning a diagnosis code. Correct Answer: ICD-10-CM Alphabetic Index and Tabular List Rationale: According to the ICD-10-CM guideline 1.B.1 both the Alphabetical Index and Tabular List are used to locate and assign a code. Reliance on only the Alphabetic Index or the Tabular List will lead to errors and less specificity in r