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ICD-10 Guide
ICD-10 CodesQ17.3

Q17.3

Billable

Other misshapen ear

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/11/2025

Code Description

ICD-10 Q17.3 is a billable code used to indicate a diagnosis of other misshapen ear.

Key Diagnostic Point:

Other misshapen ear refers to congenital malformations of the ear that do not fit into more specific categories. These malformations can include various deformities such as microtia (underdeveloped ear), anotia (absence of the ear), or other atypical shapes and structures of the ear. These conditions may arise from genetic factors, environmental influences during pregnancy, or a combination of both. The clinical presentation can vary widely, affecting the external ear's shape, size, and position. In some cases, associated anomalies may be present, including hearing loss or other craniofacial abnormalities. Accurate diagnosis often requires a thorough clinical examination and may involve imaging studies to assess the ear's structure and any associated anomalies. Management may include surgical intervention for cosmetic reasons or to improve hearing function, as well as audiological assessments to monitor hearing capabilities. Early intervention is crucial for optimal outcomes, particularly in pediatric patients, as it can significantly impact speech and language development.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in clinical presentation and associated anomalies
  • Need for detailed documentation of ear structure and function
  • Potential for co-occurring congenital conditions
  • Variations in treatment approaches and surgical interventions

Audit Risk Factors

  • Inadequate documentation of the specific ear malformation
  • Failure to document associated conditions or anomalies
  • Misclassification of ear malformations under more specific codes
  • Lack of clarity in the treatment plan or surgical interventions

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Pediatric documentation must include detailed descriptions of the ear's morphology, associated developmental milestones, and any audiological assessments performed.

Common Clinical Scenarios

Common scenarios include referrals for congenital ear deformities, assessments for hearing loss, and pre-surgical evaluations for reconstructive procedures.

Billing Considerations

Considerations include the impact of ear malformations on speech and language development, as well as the need for multidisciplinary care involving audiologists and speech therapists.

Genetics

Documentation Requirements

Genetic documentation should include family history, potential syndromic associations, and results from genetic testing when applicable.

Common Clinical Scenarios

Genetic counseling for families with a history of congenital ear malformations and evaluations for syndromes that include ear anomalies.

Billing Considerations

Considerations include the potential for chromosomal abnormalities or syndromic conditions that may present with ear malformations, necessitating comprehensive genetic evaluation.

Coding Guidelines

Inclusion Criteria

Use Q17.3 When
  • Official coding guidelines for congenital conditions emphasize the importance of specificity in documentation, the need to capture associated anomalies, and the requirement for clinical evidence to support the diagnosis

Exclusion Criteria

Do NOT use Q17.3 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

69300CPT Code

Repair of microtia

Clinical Scenario

Used in cases where surgical intervention is required for ear reconstruction.

Documentation Requirements

Detailed surgical notes and pre-operative assessments.

Specialty Considerations

Pediatric surgeons must document the specific techniques used and the expected outcomes.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of congenital ear malformations, improving the accuracy of data collection and reimbursement processes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of congenital ear malformations, improving the accuracy of data collection and reimbursement processes.

Reimbursement & Billing Impact

reimbursement processes.

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 documentation is required for coding Q17.3?

Documentation must include a detailed description of the ear malformation, any associated conditions, audiological assessments, and treatment plans. It is essential to differentiate between specific types of ear malformations to ensure accurate coding.