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v1.0.0
ICD-10 Guide
ICD-10 CodesQ17.1

Q17.1

Billable

Macrotia

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

Code Description

ICD-10 Q17.1 is a billable code used to indicate a diagnosis of macrotia.

Key Diagnostic Point:

Macrotia is a congenital condition characterized by abnormally large ears. This malformation can occur as an isolated anomaly or as part of a syndrome involving other congenital defects. The condition may lead to psychosocial issues due to the noticeable appearance of the ears, which can affect self-esteem and social interactions in affected individuals. Macrotia can be associated with other congenital malformations, particularly those affecting the ear, face, and neck, such as cleft lip and palate, branchial cysts, and other ear deformities. The condition is often diagnosed through physical examination, and while it is not typically associated with hearing loss, it may require surgical intervention for cosmetic reasons. Understanding the implications of macrotia in the context of other congenital anomalies is crucial for comprehensive patient care and management.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in presentation and associated anomalies
  • Potential for co-occurring congenital conditions
  • Need for detailed documentation to support coding
  • Variations in surgical interventions and their coding

Audit Risk Factors

  • Inadequate documentation of associated congenital anomalies
  • Failure to specify the type of surgical intervention performed
  • Misclassification of macrotia as microtia or other ear conditions
  • Lack of clarity in the clinical rationale for coding

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Documentation should include a thorough history and physical examination, detailing the size and shape of the ears, any associated anomalies, and psychosocial impacts.

Common Clinical Scenarios

Pediatric patients presenting with macrotia may require evaluation for associated conditions such as cleft lip/palate or branchial cysts, necessitating a multidisciplinary approach.

Billing Considerations

Coders should be aware of the potential for surgical correction and the need for follow-up visits, which should be documented clearly.

Genetics

Documentation Requirements

Genetic evaluation may be necessary to determine if macrotia is part of a syndrome, requiring detailed family history and genetic testing results.

Common Clinical Scenarios

Genetic counseling may be indicated for families with a history of congenital anomalies, including macrotia, to assess recurrence risks.

Billing Considerations

Coders should ensure that genetic testing and counseling services are accurately captured in the medical record.

Coding Guidelines

Inclusion Criteria

Use Q17.1 When
  • 10 guidelines specify that congenital malformations should be coded based on the specific anatomical site and associated conditions
  • Coders must ensure that all relevant details are documented to support the diagnosis and any associated procedures

Exclusion Criteria

Do NOT use Q17.1 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

69300CPT Code

Otoplasty

Clinical Scenario

Performed for cosmetic correction of macrotia.

Documentation Requirements

Pre-operative assessment and post-operative follow-up notes.

Specialty Considerations

Pediatric specialists should document psychosocial impacts and family history.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of congenital conditions like macrotia, 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 conditions like macrotia, 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 is the difference between macrotia and microtia?

Macrotia refers to abnormally large ears, while microtia refers to underdeveloped ears. Accurate coding requires distinguishing between these two conditions based on clinical findings.