- Billable Code: Nasal Polyps ICD 10 Diagnosis code J33.9 is designated for reimbursement purposes in the healthcare system.
- Diagnosis: It pertains to “Nasal polyp, unspecified.” ICD-10-CM Diagnosis code J33.9
- Effective Date: The 2024 edition became effective on October 1, 2023.
- Localization: The U.S. version of ICD-10-CM Diagnosis code J33.9 may vary from versions used in other countries.
ICD-10-CM Diagnosis Code Section Details:
| ICD-10-CM | Description | Code History |
| J33 (4th Character Required) | Nasal polyp | Change Effective Date:10/01/2015 |
| Excludes1: adenomatous polyps (D14.0) (D14.0) | ||
| J33.0 | Polyp of nasal cavity | Change Effective Date:10/01/2015 |
| Choanal polyp | ||
| Nasopharyngeal polyp | ||
| J33.1 | Polypoid sinus degeneration | Change Effective Date:10/01/2015 |
| Woakes’ syndrome or ethmoiditis | ||
| J33.8 | Other polyp of sinus | Change Effective Date:10/01/2015 |
| Accessory polyp of sinus | ||
| Ethmoidal polyp of sinus | ||
| Maxillary polyp of sinus | ||
| Sphenoidal polyp of sinus | ||
| J33.9 | Nasal polyp, unspecified | Change Effective Date:10/01/2015 |
Convert ICD-10-CM J33.9 to ICD-9-CM:
| 2024 ICD-10-CM CMS General Equivalence Mappings (GEM) | |
| ICD-10-CM Codes | |
| J33.9 | Nasal polyp, unspecified |
| ICD-9-CM codes with description | |
| 472 | Unspecified nasal polyp |
NOTE: When converting between ICD-9-CM and ICD-10-CM codes, it’s important to consider the clinical context for the most accurate conversion.
Clinical Information:
- Polyps are a growth that extends from the mucous membranes. They could possess a thin stalk called sessile, and a larger base.
- Polyps are typically an overgrowth of normal tissue however, some may be tumors. They’re usually benign, but they can cause problems or even become malignant with time.
- Polyps can form anywhere there is a mucous membrane. This includes the nose, ears mouth as well as the lungs, heart stomach and intestines. They can also be found in the and uterus and the cervix.
- The specific polyps develop within the nasal cavities. They are identified by the buildup of mucosal that causes chronic inflammation and persistent swelling (edema).
- Patients with aspirin sensitivity chronic sinus infections and cystic fibrosis the hay fever syndrome are at greater chance to develop nasal polyps.
Code History:
| Year | Code History | Comments |
| 2016 | Effective 10/1/2015 | New code (First Year of Non-Draft ICD-10-CM) |
| 2017 | Effective 10/1/2016 | No change |
| 2018 | Effective 10/1/2017 | No change |
| 2019 | Effective 10/1/2018 | No change |
| 2020 | Effective 10/1/2019 | No change |
| 2021 | Effective 10/1/2020 | No change |
| 2022 | Effective 10/1/2021 | No change |
| 2023 | Effective 10/1/2022 | No change |
| 2024 | Effective 10/1/2023 | No change |
Approximate Synonyms:
- Nasal growths
- Sinus polyps
- Nasal tumors (benign)
- Mucosal polypoids
- Nasal swellings
- Nasal polyp
- Polyp, nose
- Sinusitis with nasal polyps
- Choanal polyp
- Polyp in nasopharynx
- Polyp, choanae
- Polyp, nasopharynx
Remember: Reimbursement claims dated on or after October 1, 2015, require the use of ICD-10-CM codes.
Frequently Asked Questions (FAQ):
What is the ICD-10 code for J33.8?
The code ICD-10-CM J33.8 is for “Other Polyp that is located in the sinus.” When the information doesn’t align with the specifics of other, more specific categories, sinus polyps fall under this code.
What is the diagnosis code J33.0?
“Polyp of the nasal cavity,” a reference to non-cancerous tumors within the nasal cavity, has its own ICD-10 J33.0 code.
What is the ICD-9 code for nasal polyps unspecified?
For nasal polyps that are not specific, the ICD-9 code is 471.9. This code was part of the ICD-9, and in 2015, the U.S. Healthcare Department replaced it with the ICD-10 J33.9 code (nasal polyps that are not specific).
What is the ICD-11 code for nasal polyps?
The ICD-11 Nasal polyp code includes “DA92.Z.” To better accommodate technological advances, this new version of the coding system provides more specific classifications.
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