Acute Kidney Injury ICD-10-CM Codes

Explore the ICD-10-CM codes for Acute Kidney Injury (AKI) in 2023. Learn about billable codes, clinical descriptions, synonyms, and more in this comprehensive guide.

By Bernard Ramirez on Feb 29, 2024.

Fact Checked by Ericka Pingol.

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Acute Kidney Injury ICD-10-CM Codes

What ICD-10 Codes are Used for Acute Kidney Injury (AKI)?

Acute Kidney Injury (AKI), commonly known as acute renal failure, refers to the abrupt loss of kidney function. Accurate ICD-10-CM codes are essential for medical billing and documentation. Below are 7 commonly used codes for AKI:

N17.0 - Acute kidney failure with tubular necrosis: AKI caused by tubular necrosis, often due to ischemia or nephrotoxic agents.

N17.1 - Acute kidney failure with acute cortical necrosis: AKI caused by acute cortical necrosis, typically arising from severe ischemia or vascular disorders.

N17.2 - Acute kidney failure with medullary necrosis: AKI caused by medullary necrosis, often resulting from sickle cell disease or ischemic injury.

N17.8 - Other acute kidney failure: This code covers cases of AKI not classified under the previously mentioned codes.

N17.9 - Acute kidney failure, unspecified: Used when specific details about the cause of AKI are unavailable or documented.

N99.0 - Postprocedural (acute) (transient) renal failure: AKI occurring as a complication of a medical procedure.

R34.0 - Anuria: Denotes complete absence of urine output, which can be a symptom of AKI.

Which AKI ICD codes are Billable?

The following ICD-10-CM codes for Acute Kidney Injury (AKI) are billable:

N17.0 - Yes, billable: Reimbursement is available for cases of AKI with tubular necrosis when documented appropriately.

N17.1 - Yes, billable: Cases of AKI with acute cortical necrosis are eligible for reimbursement upon accurate coding.

N17.2 - Yes, billable: Reimbursement applies to AKI cases with medullary necrosis, provided the documentation is precise.

N17.8 - Yes, billable: Other specific types of AKI can be billed with this code when supported by medical records.

N17.9 - Yes, billable: AKI cases lacking detailed information can still be billed under this unspecified code.

N99.0 - Yes, billable: AKI arising as a postprocedural complication is eligible for reimbursement.

R34.0 - No, not billable: Code R34.0 represents anuria, a symptom of AKI, but it is not eligible for billing.

Clinical Information

  • A sudden and rapid decline in kidney function is known as acute kidney injury (AKI) or acute renal failure.
  • Dehydration, kidney infections, urinary tract obstructions, medications, and illnesses that affect the kidneys' ability to receive blood flow are common causes.
  • Reduced urine output, swelling, fatigue, confusion, and nausea are a few symptoms that may be present.
  • Blood and urine tests diagnose kidney disease and identify its underlying cause.
  • Depending on where the issue is, AKI can be divided into three stages: prerenal, intrinsic renal, and postrenal.
  • The goal of treatment is to manage complications, support kidney function, and deal with the underlying cause.
  • In extreme circumstances, temporary dialysis may be needed to support kidney function while the patient recovers.
  • AKI necessitates careful observation and prompt treatment to stop further kidney damage.
  • The cause, severity, and promptness of treatment all affect the prognosis.
  • Examples of preventive measures include managing risk factors, staying hydrated, and using medications cautiously while under a doctor's care.
  • The cause, severity, and promptness of treatment all affect the prognosis.
  • Examples of preventive measures include managing risk factors, staying hydrated, and using medications cautiously while under a doctor's care.

Synonyms Include

  • Acute Renal Failure
  • Rapid Kidney Dysfunction
  • Abrupt Renal Impairment
  • Acute Kidney Damage
  • Acute Renal Insufficiency
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Commonly asked questions

Is AKI a reversible condition?

In some cases, if the underlying cause is treated promptly, AKI can be reversed, and kidney function may improve.

Can AKI be prevented?

Maintaining proper hydration, avoiding nephrotoxic drugs, and managing conditions like diabetes and hypertension can reduce the risk of AKI.

When is dialysis necessary for AKI patients?

Dialysis may be required in severe cases of AKI to help the kidneys filter waste and toxins from the blood until kidney function improves.

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