In ICD-10-CM, what does Excludes 1 mean?
A) used when that disease process cannot be coded and another code must be determined
B) used when a patient has both conditions at the same time
C) used when two conditions could not exist together
D) used when there are two conditions that must be coded together to have a valid code

Question

Quizplus · Accepted Answer

Excludes 1 in ICD-10-CM indicates that two conditions cannot occur together, meaning they are mutually exclusive.

In ICD-10-CM, What Does Excludes 1 Mean