ICD-10 Coding for Cystitis(N30.00, N30.01)
Complete ICD-10-CM coding and documentation guide for Cystitis. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to Cystitis
N30.00-N30.91Primary Range
Cystitis, including acute, chronic, and interstitial forms
This range covers all forms of cystitis, including acute, chronic, and interstitial, with or without hematuria.
Bacterial and viral infectious agents
These codes are used to specify the infectious agent causing cystitis when known.
Code Comparison: When to Use Each Code
Compare key differences between these codes to ensure accurate selection
| Code | Description | When to Use | Key Documentation |
|---|---|---|---|
| N30.00 | Acute cystitis without hematuria | Use when acute cystitis is confirmed without hematuria. |
|
| N30.01 | Acute cystitis with hematuria | Use when acute cystitis is confirmed with hematuria. |
|
Clinical Decision Support
Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.
Key Information: ICD-10 code for acute cystitis
Essential facts and insights about Cystitis
Primary ICD-10-CM Codes for cystitis
Decision Criteria
clinical Criteria
- Presence of acute symptoms without hematuria
documentation Criteria
- Documented urinalysis results supporting acute cystitis
Clinical Validation Requirements
- Sudden onset of dysuria, urgency, and frequency
- Urinalysis showing leukocyte esterase and nitrites
Code-Specific Risks
- Ensure hematuria is not present before using this code.
Coding Notes
- Ensure documentation specifies acute status and absence of hematuria.
N30.01 - Acute cystitis with hematuria
Use when acute cystitis is confirmed with hematuria.
Applicable To
- Acute cystitis with hematuria
Excludes
- Irradiation cystitis (N30.4-)
- Trigonitis (N30.8)
Clinical Validation Requirements
- Sudden onset of dysuria, urgency, and frequency
- Urinalysis showing hematuria
Coding Notes
Ensure documentation specifies acute status and presence of hematuria.
Ancillary Codes
Additional codes that should be used in conjunction with the main diagnosis codes when applicable.
Escherichia coli [E. coli] as the cause of diseases classified elsewhere
B96.21Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting Cystitis to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code N30.00.
Impact
Clinical: May lead to incorrect treatment decisions., Regulatory: Non-compliance with coding standards., Financial: Potential for denied claims or reduced reimbursement.
Mitigation Strategy
Always include urinalysis results in documentation, Review documentation for completeness before coding
Impact
Reimbursement: May lead to lower reimbursement rates., Compliance: Increases risk of non-compliance with coding guidelines., Data Quality: Reduces specificity and accuracy of clinical data.
Mitigation Strategy
Use specific cystitis codes (N30.00-N30.91) instead.
Impact
Using N39.0 instead of specific cystitis codes increases audit risk.
Mitigation Strategy
Educate coders on the importance of specificity in cystitis coding.
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 Cystitis, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for Cystitis
Use these documentation templates to ensure complete and accurate documentation for Cystitis. These templates include all required elements for proper coding and billing.
Acute cystitis without hematuria
Specialty: UrologyRequired Elements
- Chief complaint
- History of present illness
- Physical examination
- Urinalysis results
- Assessment and plan
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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