2026 ICD-10-CM Diagnosis Code J33Nasal polyp

ICD-10-CM Codes›J00–J99›J30-J39›J33

ICD-10-CM J33
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

J33 is a non-billable ICD-10-CM category code for nasal polyp, so it cannot be submitted on claims. Use a more specific code from this category instead, such as J33.0, J33.1, J33.8, and J33.9.

Code Identity

ICD-10-CM Code
J33
Billable Status
No — Non-Billable Category
Code Describes
Nasal polyp
Chapter
J30-J39
Other diseases of upper respiratory tract

Code Classification

ChapterJ00–J99Diseases of the respiratory system
SectionJ30-J39Other diseases of upper respiratory tract
CategoryJ33Nasal polyp
This CodeJ33Nasal polyp

Specific Coding for Nasal polypOverview

Non-specific codes like J33 require more characters. Use one of these billable codes instead:

  • Use J33.0 for Polyp of nasal cavity

  • Use J33.1 for Polypoid sinus degeneration

  • Use J33.8 for Other polyp of sinus

  • Use J33.9 for Nasal polyp, unspecified

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Type 1 Excludes

  • adenomatous polyps D14.0

Patient EducationClinical

Nose Injuries and Disorders

Your nose is important to your health. It filters the air you breathe, removing dust, germs, and irritants. It warms and moistens the air to keep your lungs and tubes that lead to them from drying out. Your nose also contains the nerve cells that help your sense of smell.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About J33Overview

Is J33 (Nasal polyp) a billable code?

No. This is a category header that groups the codes for nasal polyp, and headers cannot be submitted on claims. Claims for nasal polyp need a more specific code from this category, such as J33.0, J33.1, and J33.8.