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

ICD-10 Coding for Acute on Chronic Renal Insufficiency

N17.9
N18.9

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

Also Known as:
Acute on Chronic Kidney Disease
Acute Exacerbation of Chronic Renal Insufficiency
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Key Information: ICD-10 Coding for Acute on Chronic Renal Insufficiency

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

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

  • • Increase in serum creatinine by ≥0.3 mg/dL within 48 hours
  • • Urine output <0.5 mL/kg/hr for 6 hours

Applicable To

  • • Acute renal failure

Important Notes

  • • Ensure documentation specifies acute nature to avoid defaulting to unspecified codes.

Chronic kidney disease, unspecified

Billable Code
N18.9
Billable

Applicable To

  • • Chronic renal failure

Important Notes

  • • Document specific CKD stage when possible to avoid unspecified coding.
Ancillary Codes

Additional codes that may be used with this diagnosis

T86.1-

Complications of transplanted kidney

Use when acute kidney injury occurs in a transplanted kidney.

Frequently Asked Questions

How do you code acute on chronic renal insufficiency?

Code N17.9 for acute kidney failure and N18.x for chronic kidney disease, sequencing acute first. Ensure documentation specifies both conditions with lab values.

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

The ICD-10 code for acute on chronic renal insufficiency involves using N17.9 for acute kidney injury and N18.x for chronic kidney disease.

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