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2. ICD-10 Codes
3. Chapter - J00-J99
4. Section - J30-J39
5. Category - J31
6. J31.1

J31.1 - Chronic nasopharyngitis

• Applicable to Chronic nasopharyngitis
• The 2025 edition of ICD10-CM J31.1 became effective on October 1, 2024.
• This is the American ICD10-CM version of J31.1 - other international versions of ICD10 J31.1 may differ.
• J31.1 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

Type 2 Excludes

• acute nasopharyngitis (J00)

The following codes above J31.1 contain annotation back-references that may be applicable to J31.1:

• Chapter: J00-J99 - Diseases of the respiratory system
• Section: J30-J39 - Other diseases of upper respiratory tract
• Category: J31 - Chronic rhinitis, nasopharyngitis and pharyngitis

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.