CMC ICD-10-CM Diagnosis Coding 2

Question 1

In ICD-10-CM, what is the purpose of the 'Excludes1' note?

Accepted Answer

Means the excluded condition is not part of the code and cannot be assigned together

Answer

An 'Excludes1' note means the excluded code and the code above it can never be used together because they represent mutually exclusive conditions.

Question 2

Which ICD-10-CM code category is used to report encounters for health supervision of newborns?

Accepted Answer

Z38

Answer

Category Z38 is used to code liveborn infants according to type of birth (single, twin, etc.) and place of birth.

Question 3

When a patient is admitted for a complication of a procedure, what is sequenced as the principal diagnosis?

Accepted Answer

The complication code

Answer

The complication code (e.g., postoperative hemorrhage) is sequenced as the principal diagnosis when a patient is admitted specifically to treat that complication.

Question 4

Which section of the ICD-10-CM manual is used to locate diagnosis codes alphabetically?

Accepted Answer

Alphabetic Index

Answer

The Alphabetic Index is consulted first to locate potential codes, which are then verified in the Tabular List before final code assignment.

Question 5

What does the ICD-10-CM guideline 'code first' instruction require the coder to do?

Accepted Answer

Assign the etiology code before the manifestation code

Answer

The 'code first' note instructs coders to sequence the underlying etiology code before the manifestation code when both are present.

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CMC ICD-10-CM Diagnosis Coding 2