J31

ICD-10Non-billable category

Chronic rhinitis, nasopharyngitis and pharyngitis

Official ICD-10-CM descriptor (FY2026)

Chronic rhinitis, nasopharyngitis and pharyngitis

J31 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.

More specific codes under J31

Where this code sits

Chapter: 10. Diseases of the respiratory system (J00-J99)
Block: Other diseases of upper respiratory tract (J30-J39)

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Source

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.