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v1.0.0
ICD-10 Guide
DiagnosesTonsil Stone

Tonsil Stone

ICD-10 Coding for Tonsil Stone(J35.8)

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

Diagnosis Overview

What is Tonsil Stone?
Essential facts and insights about Tonsil Stone

Key Clinical Considerations:

  • Halitosis (bad breath)
  • Sore throat or discomfort
  • Difficulty swallowing
  • Visible tonsil stones on examination

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history of recurrent tonsillitis
  • Description of symptoms and duration
  • Findings from physical examination
  • Imaging or diagnostic test results if applicable

Coding Guidelines

Usage Guidelines & Examples

  • Ensure correct use of J35.0 for chronic conditions versus J35.1 for hypertrophy.
  • Common errors include misclassifying acute tonsillitis as chronic.

Code Exclusions

Important Exclusions

  • Acute tonsillitis (J03.90)
  • Other throat infections not related to tonsil stones

Related ICD-10 Codes

Primary Codes
J35.0
Chronic tonsillitis
J35.1
Hypertrophy of tonsils
Ancillary Codes
Z77.22
Differential Codes
J03.90

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Otolaryngology

Specialty Applications

  • Adults and children with recurrent tonsillitis
  • Outpatient otolaryngology clinics

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

Documentation requirements?

Document symptoms, physical exam findings, and any imaging results.

Billing considerations?

Ensure accurate coding to reflect the severity and frequency of symptoms.