Complete ICD-10-CM coding and documentation guide for icd-10 coding for chronic kidney disease stage 4 includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Chronic Kidney Disease Stage 4
Use ICD-10 code N18.4 for chronic kidney disease, stage 4 (severe), ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Dependence on renal dialysis
Use when the patient is dependent on dialysis.
CKD stage 4 is coded as N18.4 in ICD-10. If hypertension or diabetes is present, additional codes like I12.9 or E11.22 may be required.
Documentation must include the CKD stage, eGFR values, and any causal conditions like hypertension or diabetes.