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ICD-10 Guide
DiagnosesAcute Rhinosinusitis

Acute Rhinosinusitis

ICD-10 Coding for Acute Rhinosinusitis(J01.90, J01.01)

PRIMARY SPECIALTYOtolaryngology
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Acute Rhinosinusitis?
Essential facts and insights about Acute Rhinosinusitis

Key Clinical Considerations:

  • Presence of nasal congestion, facial pain or pressure, purulent nasal discharge, and reduced sense of smell.
  • Positive findings from nasal endoscopy showing mucosal edema or purulence.
  • Physical examination may reveal tenderness over the sinuses, nasal obstruction, and purulent nasal secretions.
  • CT imaging may show sinus opacification or mucosal thickening.
  • Severity can be classified as mild, moderate, or severe based on symptom duration and impact on daily activities.

Clinical Information

Clinical Criteria & Documentation Requirements

  • Document the patient's symptoms, duration, and severity of illness.
  • Use specific terminology such as 'acute rhinosinusitis' rather than general terms like 'sinus infection'.
  • Examples include: 'Patient presents with acute rhinosinusitis characterized by facial pain and purulent nasal discharge.'
  • Document medical necessity for treatments such as antibiotics or imaging studies.
  • Include quality measures such as symptom resolution and follow-up care in documentation.

Coding Guidelines

Usage Guidelines & Examples

  • Use J01.90 for unspecified acute rhinosinusitis when no specific type is documented.
  • Do not use this code for chronic rhinosinusitis or other sinus conditions like allergic rhinitis.
  • Compare with J01.01 for acute maxillary sinusitis, which is more specific.
  • Common errors include using the wrong code for chronic conditions or failing to specify the type of acute rhinosinusitis.
  • In complex cases, ensure to document all relevant symptoms and treatments to support code selection.

Code Exclusions

Important Exclusions

  • Exclude chronic rhinosinusitis (J32) and other non-acute sinus conditions.
  • Alternative codes for excluded conditions include J32.9 for chronic rhinosinusitis unspecified.
  • Conditions are excluded due to differing treatment protocols and symptom duration.
  • Common mistakes include misclassifying chronic conditions as acute due to overlapping symptoms.
  • Related but distinct conditions include allergic rhinitis (J30.9) and nasal polyps (J33).

Related ICD-10 Codes

Primary Codes
J01.90
Acute rhinosinusitis, unspecified
J01.01
Acute maxillary sinusitis
Ancillary Codes
B95-B97
B95.2
Differential Codes
J00
J00
when there is no sinus involvement.
J32.0
J32.0
for symptoms persisting over 12 weeks.

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Otolaryngology

Specialty Applications

  • Applies to patients with acute onset of sinus symptoms lasting less than 4 weeks.
  • Patient populations include all ages, with higher incidence in children and adults with allergies.
  • Clinical settings include outpatient visits, emergency departments, and inpatient admissions for severe cases.
  • Specialty-specific applications are relevant in otolaryngology and primary care.
  • Used in treatment contexts involving antibiotics, nasal corticosteroids, and potential surgical intervention.

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: 'Patient diagnosed with acute rhinosinusitis based on clinical findings of nasal congestion and facial pain.'

Template 2

Template: 'Clinical presentation consistent with acute rhinosinusitis including purulent nasal discharge and fever.'

Template 3

Template: 'Diagnostic criteria for acute rhinosinusitis met as evidenced by CT findings of sinus opacification.'

Template 4

Template: 'Treatment plan initiated for acute rhinosinusitis with antibiotics and nasal corticosteroids.'

Template 5

Template: 'Follow-up care for acute rhinosinusitis including monitoring of symptom resolution and potential referral.'

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 diagnosis?

Document symptoms, duration, and any treatments provided.

How does this differ from similar diagnoses?

Acute rhinosinusitis is characterized by a sudden onset of symptoms, unlike chronic conditions.

What are common billing considerations?

Ensure medical necessity is documented to support claims for treatments.

What procedures are typically associated?

CPT codes for nasal endoscopy and imaging studies may be relevant.

Are there any quality reporting implications?

Quality measures may include symptom resolution and follow-up care documentation.