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Home/Diagnosis/ICD-10 Coding for Acute on Chronic Renal Failure

ICD-10 Coding for Acute on Chronic Renal Failure

N17.9
N18.3

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

Also Known as:
Acute on Chronic Kidney Failure
Acute Kidney Injury on Chronic Kidney Disease
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Key Information: ICD-10 Coding for Acute on Chronic Renal Failure

Essential facts and insights about ICD-10 Coding for Acute on Chronic Renal Failure

Use ICD-10 code N17.9 for acute kidney failure, unspecified, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Acute kidney failure, unspecified

Billable Code
N17.9
Billable

Diagnostic Criteria

clinical:
  • • Increase in serum creatinine by ≥0.3 mg/dL within 48 hours
  • • Increase in serum creatinine to ≥1.5 times baseline within 7 days
  • • Urine output <0.5 mL/kg/hr for 6 hours
documentation:
  • • Explicit mention of 'acute on chronic renal failure' in clinical notes

Applicable To

  • • Acute kidney injury

Important Notes

  • • Ensure documentation clearly states 'acute on chronic renal failure' and includes CKD stage

Chronic kidney disease, stage 3

Non-Billable
N18.3
Non-Billable

Diagnostic Criteria

clinical:
  • • GFR 30-59 mL/min/1.73 m² for more than 3 months

Applicable To

  • • Moderate CKD

Important Notes

  • • Ensure CKD stage is documented in all relevant clinical notes
Ancillary Codes

Additional codes that may be used with this diagnosis

N18.x

Chronic kidney disease (CKD)

Use alongside N17.9 to specify the stage of CKD when acute on chronic renal failure is present

Frequently Asked Questions

What is the ICD-10 code for acute on chronic renal failure?

The ICD-10 code for acute on chronic renal failure typically involves N17.9 for acute kidney failure and an N18.x code for the chronic kidney disease stage.

How do you document acute on chronic renal failure?

Document acute on chronic renal failure by specifying baseline and current creatinine levels, urine output, and CKD stage. Include the term 'acute on chronic renal failure' in clinical notes.

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