How do you code operative report for perirectal fistulectomies?

To code an operative report for perirectal fistulectomies, you typically use the Current Procedural Terminology (CPT) codes specific to the procedure. For a simple fistulectomy, you would use CPT code 46083, while more complex cases may require code 46090 or others depending on the extent of the procedure. Additionally, ensure to document any related diagnoses using the International Classification of Diseases (ICD) codes, such as those for anal fistula. Always verify with the latest coding guidelines to ensure accuracy.