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ICD-10 Guide
ICD-10 CodesN30.00

N30.00

Billable

Acute cystitis without hematuria

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/18/2025

Code Description

ICD-10 N30.00 is a billable code used to indicate a diagnosis of acute cystitis without hematuria.

Key Diagnostic Point:

Acute cystitis is an inflammation of the bladder, typically caused by a bacterial infection. It is characterized by symptoms such as frequent urination, urgency, and pelvic discomfort. In cases classified under N30.00, the patient presents with acute cystitis but does not exhibit hematuria, which is the presence of blood in the urine. This condition is more common in women due to anatomical differences, but it can also affect men and children. The diagnosis is often made based on clinical symptoms and urinalysis, which may show signs of infection such as leukocytes and nitrites. Treatment usually involves antibiotics and increased fluid intake to help flush the bladder. It is important for healthcare providers to differentiate acute cystitis from other urinary tract disorders, such as pyelonephritis or interstitial cystitis, which may present with similar symptoms but require different management strategies. Understanding the nuances of acute cystitis without hematuria is crucial for accurate coding and effective patient care.

Code Complexity Analysis

Complexity Rating: Low

Low Complexity

Complexity Factors

  • Clear clinical definition with specific symptoms
  • Standard diagnostic criteria based on urinalysis
  • Commonly encountered in primary care settings
  • Limited differential diagnoses compared to other bladder disorders

Audit Risk Factors

  • Inadequate documentation of symptoms
  • Failure to specify the absence of hematuria
  • Misclassification with chronic cystitis codes
  • Inaccurate coding due to overlapping symptoms with other urinary disorders

Specialty Focus

Medical Specialties

Urology

Documentation Requirements

Detailed patient history, urinalysis results, and treatment plan.

Common Clinical Scenarios

Patients presenting with dysuria, urgency, and frequency without hematuria.

Billing Considerations

Ensure clear documentation of the absence of hematuria to avoid misclassification.

Primary Care

Documentation Requirements

Symptom description, urinalysis findings, and response to treatment.

Common Clinical Scenarios

Initial evaluation of urinary symptoms in female patients.

Billing Considerations

Consideration of risk factors such as recent sexual activity or urinary tract instrumentation.

Coding Guidelines

Inclusion Criteria

Use N30.00 When
  • According to ICD
  • 10 guidelines, N30
  • 00 should be used when a patient is diagnosed with acute cystitis without hematuria
  • Coders should ensure that the diagnosis is supported by clinical documentation and urinalysis results

Exclusion Criteria

Do NOT use N30.00 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

87086CPT Code

Urinalysis, automated, with microscopy

Clinical Scenario

Used to confirm diagnosis of cystitis.

Documentation Requirements

Document urinalysis results and clinical findings.

Specialty Considerations

Urologists may require additional imaging if complications are suspected.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of acute cystitis, improving the accuracy of diagnoses and treatment plans. N30.00 provides a clear distinction from other urinary disorders, facilitating better patient management.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of acute cystitis, improving the accuracy of diagnoses and treatment plans. N30.00 provides a clear distinction from other urinary disorders, facilitating better patient management.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of acute cystitis, improving the accuracy of diagnoses and treatment plans. N30.00 provides a clear distinction from other urinary disorders, facilitating better patient management.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What are the common symptoms of acute cystitis?

Common symptoms include frequent urination, urgency, pelvic pain, and dysuria. In N30.00, hematuria is absent.

How is acute cystitis diagnosed?

Diagnosis is typically made through clinical evaluation and urinalysis, which may show signs of infection without hematuria.