ICD10BillableValid for clinical use
ICD-10 Code J33.0: Polyp of nasal cavity
Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026
What is this code?
ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the respiratory system (J00-J99).
When is it used?
- May be used when a clinician documents polyp of nasal cavity in a patient's medical record.
- May appear in hospital records, claims, referrals, and clinical documentation.
- This code can be used as a clinically usable diagnosis entry in standardized coding workflows.
What it does not mean
- A code alone does not explain severity, treatment plan, or outcome.
- A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
Code hierarchy
chapter
10Diseases of the respiratory system (J00-J99)
block
J30-J39Other diseases of upper respiratory tract
category
J33Nasal polyp
currentJ33
Official coding notes
Inclusion terms
- Choanal polyp
- Nasopharyngeal polyp
Where you may see this code
You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.
Related specialists
PulmonologistGeneral Physician
Related codes
Sibling codes
Coverage-related procedures and services
CPT 95018high
ALLERGY TESTING, ANY COMBINATION OF PERCUTANEOUS (SCRATCH, PUNCTURE, PRICK) AND INTRACUTANEOUS (INTRADERMAL), SEQUENTIAL AND INCREMENTAL, WITH DRUGS OR BIOLOGICALS, IMMEDIATE TYPE REACTION, INCLUDING TEST INTERPRETATION AND REPORT, SPECIFY NUMBER OF TESTS
Source: CMS coverage guidance
CPT 95017high
ALLERGY TESTING, ANY COMBINATION OF PERCUTANEOUS (SCRATCH, PUNCTURE, PRICK) AND INTRACUTANEOUS (INTRADERMAL), SEQUENTIAL AND INCREMENTAL, WITH VENOMS, IMMEDIATE TYPE REACTION, INCLUDING TEST INTERPRETATION AND REPORT, SPECIFY NUMBER OF TESTS
Source: CMS coverage guidance
CPT 95024high
INTRACUTANEOUS (INTRADERMAL) TESTS WITH ALLERGENIC EXTRACTS, IMMEDIATE TYPE REACTION, INCLUDING TEST INTERPRETATION AND REPORT, SPECIFY NUMBER OF TESTS
Source: CMS coverage guidance
CPT 95004high
PERCUTANEOUS TESTS (SCRATCH, PUNCTURE, PRICK) WITH ALLERGENIC EXTRACTS, IMMEDIATE TYPE REACTION, INCLUDING TEST INTERPRETATION AND REPORT, SPECIFY NUMBER OF TESTS
Source: CMS coverage guidance
CPT 86005high
ALLERGEN SPECIFIC IGE; QUALITATIVE, MULTIALLERGEN SCREEN (EG, DISK, SPONGE, CARD)
Source: CMS coverage guidance
CPT 86003high
ALLERGEN SPECIFIC IGE; QUANTITATIVE OR SEMIQUANTITATIVE, CRUDE ALLERGEN EXTRACT, EACH
Source: CMS coverage guidance
Mapped diagnoses and classifications
SNOMED_CT 30677002high
Choanal polyp
Source: SNOMED International ICD-10 map
SNOMED_CT 373610002high
Polyp in nasopharynx
Source: SNOMED International ICD-10 map
SNOMED_CT 736591003high
Polyp of bilateral nasal cavities
Source: SNOMED International ICD-10 map
SNOMED_CT 736635001high
Polyp of left nasal cavity
Source: SNOMED International ICD-10 map
SNOMED_CT 1155681001high
Polyp of mucous membrane of choana
Source: SNOMED International ICD-10 map
SNOMED_CT 736500007high
Polyp of nasal cavity
Source: SNOMED International ICD-10 map
Coding guidelines
Compatibility
Legacy and official ICD code match exactly.
Legacy codes
J33.0
Common synonyms
Polyp of nasal cavity
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.