N18.9
BillableChronic kidney disease, unspecified
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
Chronic kidney disease of unspecified stage indicates long-term kidney damage where the specific severity level has not been determined or documented.
Coding Tips
- •Use this code only when the stage of CKD cannot be determined from documentation
- •Query the provider if possible to obtain the specific CKD stage (1-5) for more accurate coding
Code Hierarchy
└N18Chronic kidney disease (CKD)└N18.9Chronic kidney disease, unspecified
└N18.9Chronic kidney disease, unspecified