ICD-10-CM · N18.1
ICD-10 N18.1: Chronic kidney disease, stage 1
CKD stage 1 (eGFR ≥90 with kidney damage).
Code
N18.1
Category
Diseases of the genitourinary system (N00-N99)
Clinical context
CKD stage 1 (eGFR ≥90 with kidney damage).
Documentation requirements
- eGFR ≥90 + albuminuria/structural
Common related procedures
- Albuminuria
Common payer denial patterns
- Often missed
Frequently asked questions
What does ICD-10 N18.1 mean?
Chronic kidney disease, stage 1
When is this code documented?
CKD stage 1 (eGFR ≥90 with kidney damage).
What documentation supports this code?
eGFR ≥90 + albuminuria/structural.
What are common denials associated with this diagnosis?
Often missed.
Related diagnoses
Sources
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