J01
ICD-10Non-billable categoryAcute sinusitis
Official ICD-10-CM descriptor (FY2026)
Acute sinusitis
J01 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Includes
- acute abscess of sinus
- acute empyema of sinus
- acute infection of sinus
- acute inflammation of sinus
- acute suppuration of sinus
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- sinusitis NOS (J32.9)
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- chronic sinusitis (J32.0-J32.8)
Use additional code
Report an additional code to identify the associated condition.
- code (B95-B97) to identify infectious agent.
More specific codes under J01
Where this code sits
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.