Reader Questions:
Differentiate Between These Codes to Report NETs
Published on Wed Mar 27, 2024
Question: One of our oncologists documented “left kidney, NET [neuroendocrine tumor], well differentiated.” When I go to the ICD-10-CM Alphabetic Index, I cannot find an entry for a well-differentiated NET. As the entry for “malignant poorly differentiated” takes me to C7A.1, it would make sense that D3A.8 would be the code for well-differentiated. However, my pathologist says all NETs are malignant [...]