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ICD-10 Guide
ICD-10 CodesD23.2

D23.2

Billable

Other benign neoplasm of skin of ear and external auricular canal

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 D23.2 is a billable code used to indicate a diagnosis of other benign neoplasm of skin of ear and external auricular canal.

Key Diagnostic Point:

D23.2 refers to benign neoplasms of the skin located specifically on the ear and external auricular canal. These neoplasms can include a variety of skin growths such as seborrheic keratosis, dermatofibromas, and other non-cancerous tumors. Clinically, these lesions may present as asymptomatic growths, but they can also become irritated or inflamed, leading to discomfort. Diagnosis typically involves a physical examination, and in some cases, a biopsy may be performed to confirm the benign nature of the lesion. Management often includes monitoring the growth, and if symptomatic or cosmetically concerning, surgical excision may be indicated. Follow-up care is essential to ensure that the lesion does not recur and to monitor for any changes that may suggest malignancy, although this is rare in benign neoplasms. Proper coding is crucial for accurate billing and to reflect the patient's condition in medical records.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of benign neoplasms that can be coded under this category
  • Need for precise documentation to differentiate from malignant lesions
  • Potential for overlapping symptoms with other skin conditions
  • Variability in treatment approaches based on patient preference and lesion characteristics

Audit Risk Factors

  • Inadequate documentation of the lesion's characteristics
  • Failure to document the rationale for excision or treatment
  • Misclassification of benign neoplasms as malignant
  • Lack of follow-up documentation post-treatment

Specialty Focus

Medical Specialties

Dermatology

Documentation Requirements

Detailed description of the lesion, including size, location, and any symptoms.

Common Clinical Scenarios

Evaluation of a patient with a new skin growth on the ear, management of recurrent lesions.

Billing Considerations

Ensure that the documentation clearly states the benign nature of the neoplasm and any treatment provided.

Otolaryngology

Documentation Requirements

Comprehensive notes on the patient's history, physical examination findings, and treatment plan.

Common Clinical Scenarios

Surgical excision of a benign neoplasm from the external ear canal.

Billing Considerations

Document any potential impact on hearing or ear function due to the neoplasm.

Coding Guidelines

Inclusion Criteria

Use D23.2 When
  • According to ICD
  • 10 coding guidelines, D23
  • 2 should be used when the neoplasm is confirmed as benign through clinical evaluation or biopsy
  • It is important to document the specific type of neoplasm and any treatment provided

Exclusion Criteria

Do NOT use D23.2 When
  • Exclusion criteria include malignant neoplasms of the ear and external auricular canal

Related ICD-10 Codes

Related CPT Codes

11400CPT Code

Excision, benign lesion

Clinical Scenario

Used when excising a benign neoplasm from the ear.

Documentation Requirements

Document the size, location, and type of lesion excised.

Specialty Considerations

Dermatologists and otolaryngologists should ensure clear documentation of the excision site.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of benign neoplasms, improving the accuracy of patient records and billing. D23.2 provides a clear distinction for benign lesions of the ear, which aids in clinical management and research.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of benign neoplasms, improving the accuracy of patient records and billing. D23.2 provides a clear distinction for benign lesions of the ear, which aids in clinical management and research.

Reimbursement & Billing Impact

billing. D23.2 provides a clear distinction for benign lesions of the ear, which aids in clinical management and research.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What types of lesions are included under D23.2?

D23.2 includes various benign skin neoplasms such as seborrheic keratosis, dermatofibromas, and other non-cancerous tumors located on the ear and external auricular canal.