What is the primary focus of excision codes in ICD-10-CPT?

The primary focus of excision codes in ICD-10-CPT is on the surgical removal of tissues. These codes are specifically designed to document procedures that involve the complete removal of a particular structure or lesion. Excision codes indicate the nature of the operation, the location, and often the extent of the removal, providing vital information about the surgical procedure performed.

In the context of coding, excision codes typically include details regarding the size of the excised lesion, the anatomical site, and whether the excision was complete or partial. This specificity is crucial for ensuring accurate billing, facilitating proper medical record documentation, and allowing for appropriate reimbursement for the surgical services rendered.

While other options such as diagnosis of diseases, repair of tears, and exploratory procedures involve important aspects of medical care, they do not specifically pertain to the categorization of excision codes, which are narrowly focused on the surgical removal function. Thus, option B is the most accurate representation of the purpose of excision codes in the CPT coding system.