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J01

⚠ Non-billable (Header)

Acute sinusitis

Diseases of the respiratory system (J00-J99)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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✅ Includes

  • • acute abscess of sinus
  • • acute empyema of sinus
  • • acute infection of sinus
  • • acute inflammation of sinus
  • • acute suppuration of sinus

📋 Code Instructions

  • • code (B95-B97) to identify infectious agent.

❌ Excludes1

direct

Cannot be coded with J01

  • • sinusitis NOS (J32.9)

⚠️ Excludes2

direct

May be coded together if both conditions coexist

  • • chronic sinusitis (J32.0-J32.8)

Child Codes (7)

J01.0Acute maxillary sinusitisJ01.1Acute frontal sinusitisJ01.2Acute ethmoidal sinusitisJ01.3Acute sphenoidal sinusitisJ01.4Acute pansinusitisJ01.8Other acute sinusitisJ01.9Acute sinusitis, unspecified

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Code Information

CodeJ01
BillableNo — Header code
CategoryDiseases of the respiratory system (J00-J99)
Excludes11 rule(s)
Excludes21 note(s)
Child codes7

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)