Not assigned
This code is not currently assigned or specified for a particular procedure within the domain of other dialysis procedures.
CPT code 90999 is not currently assigned to a specific procedure within the specialty of other dialysis procedures. Similar to 90993 and 90997, this code may be used for reporting purposes when a procedure falls outside the defined categories of standard dialysis codes, and specific coding is not designated. It serves as a placeholder for unassigned dialysis procedures, allowing for potential future identification and inclusion in the coding system. Healthcare providers should refer to updated coding guidelines and revisions for any changes related to the assignment of procedures under this code.