A fourth character value of 8 in Table 9WB denotes which body part?

In the context of ICD-10-PCS coding, a fourth character value of 8 in Table 9WB specifically denotes the body part "Rib cage." Each body part in the ICD-10-PCS is assigned a unique character that corresponds to its anatomical location.

In this classification system, the rib cage is categorized distinctly from other regions of the body, such as the lower limb, upper limb, and spine, each of which has their own specific character codes. The use of the number 8 indicates a specific and defined relationship to the rib cage, allowing for precise coding relevant to procedures or conditions associated with that area. This also underscores the importance of knowing how the PCS categorizes various parts of the body, which is essential for accurate coding and reporting in healthcare settings.

Understanding the unique identifiers for body parts in ICD-10-PCS helps clinicians and coders accurately document, research, and analyze health care data, which is critical for effective patient care and medical recordkeeping.