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Home/Diagnosis/ICD-10 Coding for Decreased Urination

ICD-10 Coding for Decreased Urination

R34
N17.9

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

Also Known as:
Oliguria
Anuria
Low Urine Output
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Key Information: ICD-10 Coding for Decreased Urination

Essential facts and insights about ICD-10 Coding for Decreased Urination

Use ICD-10 code R34 for anuria and oliguria, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Anuria and oliguria

Billable Code
R34
Billable

Diagnostic Criteria

clinical:
  • • Urine output <0.5 mL/kg/hr for 6 hours
documentation:
  • • Document specific urine output volumes and time duration

Applicable To

  • • Urine output <100 mL/day (anuria)
  • • Urine output 100-400 mL/day (oliguria)

Important Notes

  • • Ensure urine output is documented with specific volumes and time frames.

Acute kidney injury, unspecified

Billable Code
N17.9
Billable

Diagnostic Criteria

clinical:
  • • Creatinine increase ≥0.3 mg/dL in 48 hours
  • • Urine output <0.5 mL/kg/hr for 6 hours

Important Notes

  • • Ensure AKI is documented with lab findings.
Ancillary Codes

Additional codes that may be used with this diagnosis

N39.0

Urinary tract infection, site not specified

Use when UTI is the underlying cause of decreased urination.

N17.9

Acute kidney injury, unspecified

Use when AKI is suspected or confirmed as the cause of decreased urination.

Frequently Asked Questions

What is the ICD-10 code for decreased urination?

The ICD-10 code for decreased urination, specifically oliguria and anuria, is R34. This code is used when urine output is significantly reduced.

How is oliguria documented for coding?

Oliguria should be documented with specific urine output measurements, such as <0.5 mL/kg/hr for at least 6 hours, to support the use of ICD-10 code R34.

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