ICD-10 Logo
ICDxICD-10 Medical Coding
ICD-10 Logo
ICDxICD-10 Medical Coding
ICD 10 CodesDiagnoses
ICD 10 CodesDiagnoses
ICD-10 Logo
ICDxICD-10 Medical Coding

Comprehensive ICD-10-CM code reference with AI-powered search capabilities.

© 2025 ICD Code Compass. All rights reserved.

Browse

  • All Chapters
  • All Categories
  • Diagnoses

Tools

  • AI Code Search
ICD-10-CM codes are maintained by the CDC and CMS. This tool is for reference purposes only.
v1.0.0
ICD-10 Guide
ICD-10 CodesJ01.10

J01.10

Acute frontal sinusitis, unspecified

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/06/2025

Code Description

ICD-10 J01.10 is a billable code used to indicate a diagnosis of acute frontal sinusitis, unspecified.

Key Diagnostic Point:

Acute frontal sinusitis, unspecified, is characterized by inflammation of the frontal sinuses, which are located above the eyes and are part of the paranasal sinus system. Clinically, patients may present with symptoms such as frontal headache, facial pain or pressure, nasal congestion, purulent nasal discharge, and fever. The condition often follows a viral upper respiratory infection, leading to obstruction of the sinus drainage pathways and subsequent bacterial infection. The anatomy involved includes the frontal sinuses, nasal cavity, and surrounding structures, which can also affect adjacent areas such as the orbits and the cranial cavity in severe cases. Disease progression can vary, with some patients experiencing resolution of symptoms within a week, while others may develop chronic sinusitis if not adequately treated. Diagnostic considerations include a thorough history and physical examination, nasal endoscopy, and imaging studies such as CT scans to assess sinus involvement and rule out complications. Accurate diagnosis is essential for effective management, which may include antibiotics, nasal corticosteroids, and in some cases, surgical intervention.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires clinical evaluation and possibly imaging.
  • Treatment complexity: May involve multiple treatment modalities.
  • Documentation requirements: Detailed documentation of symptoms and treatment response is necessary.
  • Coding specificity: Must differentiate from other types of sinusitis.

Audit Risk Factors

  • Common coding errors: Misidentification of sinus involvement.
  • Documentation gaps: Incomplete symptom descriptions or lack of imaging results.
  • Billing challenges: Denials due to insufficient documentation of acute vs. chronic conditions.

Specialty Focus

Medical Specialties

Otolaryngology

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Primary Care

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Related CPT Codes

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Acute frontal sinusitis has significant clinical implications, affecting a large portion of the population, particularly during cold and flu seasons. It can lead to increased healthcare utilization, including emergency visits and antibiotic prescriptions. Quality measures may focus on appropriate antibiotic use and follow-up care to prevent chronic conditions. Understanding the epidemiology of acute sinusitis can help healthcare providers implement preventive strategies and improve patient outcomes.

ICD-9 vs ICD-10

Acute frontal sinusitis has significant clinical implications, affecting a large portion of the population, particularly during cold and flu seasons. It can lead to increased healthcare utilization, including emergency visits and antibiotic prescriptions. Quality measures may focus on appropriate antibiotic use and follow-up care to prevent chronic conditions. Understanding the epidemiology of acute sinusitis can help healthcare providers implement preventive strategies and improve patient outcomes.

Reimbursement & Billing Impact

Reimbursement may be affected by the specificity of the diagnosis, so it is crucial to use the correct code based on clinical findings. Common denials may arise from insufficient documentation or failure to demonstrate medical necessity for treatments provided. Best practices include maintaining clear communication with payers and ensuring that all clinical notes are complete and accurate.

Resources

Clinical References

  • •
    ICD-10 Official Guidelines for J00-J99
  • •
    Clinical Documentation Requirements

Coding & Billing References

  • •
    ICD-10 Official Guidelines for J00-J99
  • •
    Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by J01.10?

J01.10 covers acute frontal sinusitis without further specification. It is used when the frontal sinus is inflamed but does not specify the cause or whether it is bacterial or viral. It is important to differentiate it from other types of sinusitis, such as maxillary or ethmoid sinusitis.

When should J01.10 be used instead of related codes?

J01.10 should be used when the frontal sinusitis is acute and unspecified. If the condition is chronic or if there is a specific cause identified (e.g., bacterial), other codes such as J01.11 or J01.12 should be used to reflect the accurate diagnosis.

What documentation supports J01.10?

Documentation should include a detailed history of symptoms, physical examination findings, and any imaging studies performed. It is essential to document the duration of symptoms and any treatments attempted, as well as the response to those treatments.