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Home/Diagnosis/ICD-10 Coding for Anemia with Chronic Kidney Disease

ICD-10 Coding for Anemia with Chronic Kidney Disease

N18.1
N18.2
N18.3

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

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

Essential facts and insights about ICD-10 Coding for Anemia with Chronic Kidney 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

clinical:
  • GFR ≥ 90 mL/min/1.73m²

Applicable To

  • • CKD stage 1

Important Notes

  • • CKD stage must be documented.

Chronic kidney disease, stage 2

Billable Code
N18.2
Billable

Diagnostic Criteria

clinical:
  • GFR 60-89 mL/min/1.73m²

Applicable To

  • • CKD stage 2

Important Notes

  • • CKD stage must be documented.

Chronic kidney disease, stage 3

Non-Billable
N18.3
Non-Billable

Diagnostic Criteria

clinical:
  • GFR 30-59 mL/min/1.73m²

Applicable To

  • • CKD stage 3

Important Notes

  • • CKD stage must be documented.

Chronic kidney disease, stage 4

Billable Code
N18.4
Billable

Diagnostic Criteria

clinical:
  • GFR 15-29 mL/min/1.73m²

Applicable To

  • • CKD stage 4

Important Notes

  • • CKD stage must be documented.

Chronic kidney disease, stage 5

Billable Code
N18.5
Billable

Diagnostic Criteria

clinical:
  • GFR < 15 mL/min/1.73m²

Applicable To

  • • CKD stage 5

Important Notes

  • • CKD stage must be documented.

End stage renal disease

Billable Code
N18.6
Billable

Diagnostic Criteria

clinical:
  • Patient on dialysis or GFR < 15 mL/min/1.73m²

Applicable To

  • • ESRD

Important Notes

  • • ESRD must be documented.

Anemia in chronic kidney disease

Billable Code
D63.1
Billable

Diagnostic Criteria

clinical:
  • Hb <13 g/dL in men or <12 g/dL in women, GFR <60 mL/min/1.73m²

Applicable To

  • • Anemia due to CKD

Important Notes

  • • Anemia must be linked to CKD.
Ancillary Codes

Additional codes that may be used with this diagnosis

E83.1

Iron deficiency

Use when iron deficiency is documented.

Z79.2

Long term (current) use of other agents affecting blood constituents

Use when ESA therapy is documented.

Z99.2

Dependence on renal dialysis

Use when patient is on dialysis.

Frequently Asked Questions

What is the ICD-10 code for anemia with chronic kidney disease?

The ICD-10 code for anemia in chronic kidney disease is D63.1, used alongside the appropriate CKD stage code (N18.1-N18.6).

How should anemia in CKD be documented?

Document the CKD stage, hemoglobin levels, and any iron studies. Ensure anemia is linked to CKD for accurate coding.

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