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v1.0.0
ICD-10 Guide
DiagnosesNasal Polyp

Nasal Polyp

ICD-10 Coding for Nasal Polyp(J33.0, J33.8)

PRIMARY SPECIALTYOtolaryngology
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Nasal Polyp?
Essential facts and insights about Nasal Polyp

Key Clinical Considerations:

  • Nasal obstruction or congestion
  • Loss of sense of smell (hyposmia or anosmia)
  • Facial pain or pressure
  • Postnasal drip
  • Chronic sinusitis symptoms

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history of nasal symptoms
  • Physical examination findings including nasal endoscopy results
  • Imaging studies if performed (e.g., CT scan of sinuses)
  • Assessment of associated conditions (e.g., asthma, allergies)

Coding Guidelines

Usage Guidelines & Examples

  • Ensure correct code selection based on the location of the polyp.
  • Common errors include using unspecified codes when specific codes are available.

Code Exclusions

Important Exclusions

  • Other types of nasal obstruction (e.g., deviated septum)
  • Alternative codes for allergic rhinitis or other sinonasal conditions

Related ICD-10 Codes

Primary Codes
J33.0
Nasal polyp of nasal cavity
J33.1
Nasal polyp of maxillary sinus
J33.9
Nasal polyp, unspecified
Ancillary Codes
Z87.891
J45.909
Differential Codes
J33.8
J33.8
for polyps originating in specific sinuses like maxillary or ethmoid.
J33.0
J33.0
for polyps confined to the nasal cavity.

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Otolaryngology

Specialty Applications

  • Adults and children with chronic nasal symptoms
  • Otolaryngology clinics and primary care settings

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

What are the documentation requirements?

Document the patient's symptoms, physical exam findings, and any imaging results.

What are the billing considerations?

Ensure accurate coding based on the specific type of nasal polyp and associated conditions.