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Home/Diagnosis/ICD-10 Coding for Chronic Renal Disease

ICD-10 Coding for Chronic Renal Disease

N18.1
N18.2
N18.3

Complete ICD-10-CM coding and documentation guide for icd-10 coding for chronic renal disease includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Chronic Kidney Disease
CKD
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Key Information: ICD-10 Coding for Chronic Renal Disease

Essential facts and insights about ICD-10 Coding for Chronic Renal Disease

Use ICD-10 code N18.1 for chronic kidney disease, stage 1, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Chronic kidney disease, stage 1

Billable Code
N18.1
Billable

Diagnostic Criteria

  • • eGFR 90 or greater with evidence of kidney damage

Applicable To

  • • CKD stage 1

Important Notes

  • • Ensure provider documents specific stage.

Chronic kidney disease, stage 2 (mild)

Billable Code
N18.2
Billable

Diagnostic Criteria

  • • eGFR 60-89 with kidney damage

Applicable To

  • • CKD stage 2

Important Notes

  • • Ensure provider documents specific stage.

Chronic kidney disease, stage 3

Non-Billable
N18.3
Non-Billable

Diagnostic Criteria

  • • eGFR 30-59

Applicable To

  • • CKD stage 3

Important Notes

  • • Ensure provider documents specific stage.

Chronic kidney disease, stage 4 (severe)

Billable Code
N18.4
Billable

Diagnostic Criteria

  • • eGFR 15-29

Applicable To

  • • CKD stage 4

Important Notes

  • • Ensure provider documents specific stage.

Chronic kidney disease, stage 5

Billable Code
N18.5
Billable

Diagnostic Criteria

  • • eGFR less than 15

Applicable To

  • • CKD stage 5

Important Notes

  • • Ensure provider documents specific stage.

End stage renal disease

Billable Code
N18.6
Billable

Diagnostic Criteria

  • • eGFR less than 15 with dialysis

Applicable To

  • • ESRD

Important Notes

  • • Ensure provider documents ESRD and dialysis status.
Frequently Asked Questions

How is chronic renal disease coded in ICD-10?

Chronic renal disease is coded using ICD-10 codes N18.1-N18.9 for stages 1-5 and N18.6 for end stage renal disease, depending on the documented stage.

What documentation is required for CKD coding?

Documentation must include specific CKD staging, underlying conditions, and dialysis status if applicable, to ensure accurate coding.

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