ICD-10 Guide

Acute Cystitis With Hematuria

ICD-10 Coding for Acute Cystitis with Hematuria(N30.01)

PRIMARY SPECIALTYPrimary Care

COMPLEXITYHigh

LAST UPDATED09/15/2025

Sam Tuffun, PT, DPT

Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Acute Cystitis With Hematuria?

Acute cystitis with hematuria is an inflammation of the bladder characterized by the presence of blood in the urine. This condition is often caused by bacterial infections, but can also result from irritants such as chemicals or radiation. Key clinical points include: 1) Commonly presents with dysuria, urgency, and frequency of urination; 2) Hematuria can be gross or microscopic; 3) Risk factors include female gender, sexual activity, and urinary tract abnormalities. Typical use cases for the diagnosis code N30.01 include patients presenting with acute urinary symptoms and confirmed hematuria through urinalysis. The pathophysiology involves bacterial invasion of the bladder lining, leading to inflammation and subsequent bleeding. Clinical presentation typically includes lower abdominal pain, burning sensation during urination, and changes in urine color. Diagnosis is confirmed through urinalysis and urine culture, which help identify the causative organism and guide treatment.

Key Clinical Considerations:

Diagnosis requires clinical evidence of hematuria alongside symptoms of cystitis.
Signs include dysuria, increased urinary frequency, urgency, and lower abdominal pain.
Resolution is indicated by the absence of symptoms and normalization of urinalysis findings.
Laboratory findings may include positive leukocyte esterase, nitrites, and the presence of red blood cells in urine.

Clinical Information

Clinical Criteria & Documentation Requirements

Documentation must include patient symptoms, urinalysis results, and treatment plan.
Compliant documentation: 'Patient presents with dysuria and hematuria; urinalysis shows positive nitrites.' Non-compliant: 'Patient has a urinary issue.'
Template phrases: 'Patient diagnosed with acute cystitis with hematuria based on urinalysis findings.'
Medical necessity must be established through documented symptoms and treatment rationale.

Coding Guidelines

Usage Guidelines & Examples

Use N30.01 when a patient presents with acute cystitis and hematuria, e.g., a female patient with dysuria and blood in urine.
Do NOT use this code for chronic cystitis or hematuria due to non-infectious causes.
Correct usage: 'Patient diagnosed with acute cystitis with hematuria.' Incorrect: 'Patient has hematuria without cystitis.'
Common errors include using this code for asymptomatic hematuria; ensure symptoms are documented.

Code Exclusions

Important Exclusions

Excludes chronic cystitis (N30.9) and hematuria due to malignancy.
Use N30.9 for chronic cases or R31.9 for unspecified hematuria.
Common exclusion errors include misclassifying chronic conditions as acute; ensure patient history is clear.
Certain conditions are excluded to maintain specificity in coding and treatment.

Specialty Focus

Primary Specialty

Primary Care

Specialty Applications

This diagnosis applies to patients with acute urinary symptoms and confirmed hematuria.
Appropriate in outpatient settings for initial evaluation and treatment.
Inpatient coding may apply if complications arise, such as severe infection.
Primary care and urology specialties frequently utilize this code.

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

Comprehensive clinical documentation
Accurate code selection based on clinical criteria
Proper exclusion considerations
Specialty-specific coding guidelines

Documentation

Documentation Templates

Template 1

Template: 'Acute cystitis diagnosed based on urinalysis findings of hematuria.'

Template 2

Template: 'Patient presents with dysuria and hematuria consistent with acute cystitis.'

Template 3

Template: 'Diagnostic criteria met: positive leukocyte esterase and hematuria.'

Template 4

Template: 'Treatment plan includes antibiotics and hydration for acute cystitis.'

Billing Information

Billing Considerations

Ensure proper documentation for billing
Verify code specificity requirements
Check for any additional codes needed
Review payer-specific guidelines

Common Issues

Insufficient clinical documentation
Incorrect code selection
Missing supporting diagnoses
Timing and frequency documentation

Frequently Asked Questions

What documentation is required for this code?

Document symptoms, urinalysis results, and treatment plans.

When should this code be used vs similar codes?

Use N30.01 for acute cystitis with hematuria; use N30.00 for acute cystitis without hematuria.

What are common billing issues with this code?

Ensure documentation supports medical necessity to avoid claim denials.

What procedures are commonly associated?

Related CPT codes include urinalysis and urine culture procedures.

What is Acute Cystitis With Hematuria?

Key Clinical Considerations:

Diagnosis requires clinical evidence of hematuria alongside symptoms of cystitis.
Signs include dysuria, increased urinary frequency, urgency, and lower abdominal pain.
Resolution is indicated by the absence of symptoms and normalization of urinalysis findings.
Laboratory findings may include positive leukocyte esterase, nitrites, and the presence of red blood cells in urine.

Acute Cystitis With Hematuria

Diagnosis Overview

Key Clinical Considerations:

Clinical Information

Clinical Criteria & Documentation Requirements

Coding Guidelines

Usage Guidelines & Examples

Code Exclusions

Important Exclusions

Related ICD-10 Codes

Related CPT Codes

Specialty Focus

Primary Specialty

Specialty Applications

Coding Complexity

Documentation

Documentation Templates

Template 1

Template 2

Template 3

Template 4

Billing Information

Billing Considerations

Common Issues

Frequently Asked Questions

What documentation is required for this code?

When should this code be used vs similar codes?

What are common billing issues with this code?

What procedures are commonly associated?

Acute Cystitis With Hematuria

Diagnosis Overview

Key Clinical Considerations:

Clinical Information

Clinical Criteria & Documentation Requirements

Coding Guidelines

Usage Guidelines & Examples

Code Exclusions

Important Exclusions

Related ICD-10 Codes

Related CPT Codes

Specialty Focus

Primary Specialty

Specialty Applications

Coding Complexity

Documentation

Documentation Templates

Template 1

Template 2

Template 3

Template 4

Billing Information

Billing Considerations

Common Issues

Frequently Asked Questions

What documentation is required for this code?

When should this code be used vs similar codes?

What are common billing issues with this code?

What procedures are commonly associated?