Report codes to the greatest level of specificity.For example, there are ICD-9 codes for a malignant neoplasm of the upper (162.3), middle (162.4), and lower lobes (162.5) of the lung, as well as a code for an “unspecified” site (162.9). If you diagnose asmall cell carcinomain an...
5. Other and Unspecified codes a. "Other" codes Codes titled "other" or "other specified" (usually a code with a 4th digit 8 or fifth-digit 9 for diagnosis codes) are for use when the information in the medical record provides detail for which a specific code does not exist. Index ...