J31.1Billable

Chronic nasopharyngitis

Chapter
10. Diseases of the respiratory system
Category
J31
Effective date
October 1, 2026

Related codes in category J31

J31Chronic rhinitis, nasopharyngitis and pharyngitisJ31.0Chronic rhinitisYesJ31.2Chronic pharyngitisYes

Frequently asked questions

What is ICD-10 code J31.1?

J31.1 is an ICD-10-CM diagnosis code for Chronic nasopharyngitis.

Is J31.1 a billable code?

Yes. J31.1 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is J31.1 in?

J31.1 falls under Chapter 10: Diseases of the respiratory system.

When did J31.1 become effective?

J31.1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to J31.1?

J31.1 belongs to category J31, which includes 3 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.