DocScrib
How it WorksPricingBlog
Sign InSign UpBook a Demo
DocScrib

AI-powered medical documentation platform streamlining healthcare workflows through intelligent transcription and clinical note generation.

Book a Demo

Product

  • Medical Templates
  • Pricing
  • Integrations
  • Security & Compliance

Resources

  • Blog
  • Documentation
  • Case Studies

Contact

  • support@docscrib.com
  • +1 (555) 123-4567
  • 123 Healthcare Blvd
    Medical District, CA 90210
© 2025 DocScrib. All rights reserved.
Privacy PolicyTerms of ServiceCookie Policy
Home/Diagnosis/ICD-10 Coding for Canker Sore

ICD-10 Coding for Canker Sore

K12.0
K12.1

Complete ICD-10-CM coding and documentation guide for icd-10 coding for canker sore includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Aphthous Ulcer
Recurrent Oral Aphthae
Join 10,000+ Happy Clinicians

The AI Medical Scribe for Happiest Clinicians

Save 2+ hours daily with instant clinical documentation.
Our AI scribe listens, understands, and generates comprehensive medical notes so you can focus on patient care.

Start Free Trial
No credit card required•HIPAA compliant
Recording Controls
Start recording to see live transcription
Live Conversation - Try For Free!
Real-time transcription with automatic speaker identification

Ready to Record

Start recording to see live conversation transcription

Key Information: ICD-10 Coding for Canker Sore

Essential facts and insights about ICD-10 Coding for Canker Sore

Use ICD-10 code K12.0 for recurrent oral aphthae, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Recurrent oral aphthae

Billable Code
K12.0
Billable

Diagnostic Criteria

clinical:
  • • Presence of recurrent painful ulcers inside the mouth
documentation:
  • • Documented recurrence and exclusion of other causes

Applicable To

  • • Recurrent canker sores
  • • Recurrent aphthous stomatitis

Important Notes

  • • Ensure documentation specifies recurrence and intraoral location to avoid miscoding.

Stomatitis and mucositis due to other specified causes

Billable Code
K12.1
Billable

Diagnostic Criteria

clinical:
    documentation:
    • • Documented etiology such as chemical irritation

    Applicable To

    • • Ulcers from chemical irritation

    Important Notes

    • • Ensure the specific cause is documented to differentiate from K12.0.
    Ancillary Codes

    Additional codes that may be used with this diagnosis

    D0120

    Oral evaluation

    Use for comprehensive oral examination in conjunction with K12.0.

    Frequently Asked Questions

    What is the ICD-10 code for canker sore?

    The ICD-10 code for recurrent canker sores is K12.0, which covers recurrent oral aphthae.

    How to differentiate canker sores from herpes?

    Canker sores are intraoral and non-contagious, while herpes presents with blisters outside the mouth and is viral.

    Quick Navigation
    All DiagnosesICD-10 Codes

    Related Resources

    How Medical Coding WorksBrowse All Codes