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J01.21

✓ Billable

Acute recurrent ethmoidal sinusitis

Diseases of the respiratory system (J00-J99)

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✅ No additional coding notes for J01.21

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Code Information

CodeJ01.21
BillableYes
ParentJ01.2
CategoryDiseases of the respiratory system (J00-J99)
Excludes10 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)