ICD-10 Coding for Oliguria(R34)
Complete ICD-10-CM coding and documentation guide for Oliguria. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to Oliguria
R30-R39Primary Range
Symptoms and signs involving the urinary system
Includes codes for symptoms like oliguria and anuria, which are primary symptoms of urinary issues.
Acute kidney failure and chronic kidney disease
Includes codes for acute kidney injury, which may present with oliguria as a symptom.
Key Information: ICD-10 code for oliguria
Essential facts and insights about Oliguria
Primary ICD-10-CM Code for oliguria
Decision Criteria
clinical Criteria
- Urine output <0.5 mL/kg/hr for 6 hours
coding Criteria
- No definitive diagnosis of acute kidney injury
Applicable To
- Oliguria
- Anuria
Clinical Validation Requirements
- Urine output <0.5 mL/kg/hr for 6 hours
- Urine output <400 mL/24 hours
Code-Specific Risks
- Confusion with acute kidney injury codes
- Incorrect use when a definitive diagnosis exists
Coding Notes
- Ensure documentation specifies urine output measurements to validate oliguria.
Ancillary Codes
Additional codes that should be used in conjunction with the main diagnosis codes when applicable.
Dehydration
E86.0Differential Codes
Alternative codes to consider when ruling out similar conditions to the primary diagnosis.
Acute kidney failure, unspecified
N17.9Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting Oliguria to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code R34.
Impact
Clinical: Misrepresents patient's condition severity., Regulatory: Non-compliance with ICD-10 coding guidelines., Financial: Potential for incorrect reimbursement.
Mitigation Strategy
Verify creatinine levels before coding, Consult nephrology if uncertain
Impact
Reimbursement: Incorrect coding can lead to improper DRG assignment., Compliance: May result in non-compliance with coding guidelines., Data Quality: Affects accuracy of patient records and data analysis.
Mitigation Strategy
Use R34 for oliguria unless AKI is confirmed with elevated creatinine.
Impact
Improper sequencing of oliguria and AKI codes can lead to audit flags.
Mitigation Strategy
Ensure primary diagnosis reflects the most severe condition.
Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.
Frequently Asked Questions
Common questions about ICD-10 coding for Oliguria, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for Oliguria
Use these documentation templates to ensure complete and accurate documentation for Oliguria. These templates include all required elements for proper coding and billing.
Post-operative oliguria
Specialty: NephrologyRequired Elements
- Urine output measurements
- Response to fluid challenge
- Baseline and current creatinine levels
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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