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Home/Diagnosis/ICD-10 Coding for Elevated Kidney Function

ICD-10 Coding for Elevated Kidney Function

R94.4
N18.3

Complete ICD-10-CM coding and documentation guide for icd-10 coding for elevated kidney function includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Abnormal Kidney Function Tests
Elevated Creatinine Levels
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Key Information: ICD-10 Coding for Elevated Kidney Function

Essential facts and insights about ICD-10 Coding for Elevated Kidney Function

Use ICD-10 code R94.4 for abnormal results of kidney function studies, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Abnormal results of kidney function studies

Billable Code
R94.4
Billable

Diagnostic Criteria

  • • Elevated creatinine without CKD diagnosis

Applicable To

  • • Elevated creatinine without CKD diagnosis

Important Notes

  • • Ensure CKD is not present before using R94.4.

Chronic kidney disease, stage 3 (moderate)

Non-Billable
N18.3
Non-Billable

Diagnostic Criteria

  • • eGFR between 30-59 mL/min/1.73m²
  • • Consistent lab results over 3 months

Applicable To

  • • CKD stage 3a
  • • CKD stage 3b

Important Notes

  • • Document the stage and underlying cause clearly.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z99.2

Dependence on renal dialysis

Use when the patient is on dialysis.

Z94.0

Kidney transplant status

Use if the patient has a kidney transplant.

Frequently Asked Questions

What is the ICD-10 code for elevated kidney function?

The ICD-10 code for abnormal kidney function studies, often referred to as elevated kidney function, is R94.4. This code is used when lab results show elevated creatinine without a CKD diagnosis.

How do you code chronic kidney disease?

Chronic kidney disease is coded using the N18 series, with specific codes for each stage, such as N18.3 for stage 3. Accurate documentation of the CKD stage is essential.

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