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v1.0.0
ICD-10 Guide
ICD-10 CodesQ66.3

Q66.3

Billable

Other congenital varus deformities of feet

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

Code Description

ICD-10 Q66.3 is a billable code used to indicate a diagnosis of other congenital varus deformities of feet.

Key Diagnostic Point:

Congenital varus deformities of the feet encompass a range of conditions characterized by an inward turning of the foot. This specific code, Q66.3, refers to other congenital varus deformities that do not fall under more specific classifications. These deformities can be associated with various congenital malformations, including those affecting the urinary system such as renal agenesis, polycystic kidney disease, bladder exstrophy, and posterior urethral valves. Each of these conditions can have significant implications for the overall health and development of the child. For instance, renal agenesis, which is the absence of one or both kidneys, can lead to complications such as hypertension and renal failure. Polycystic kidney disease is characterized by the growth of numerous cysts in the kidneys, leading to renal dysfunction. Bladder exstrophy is a rare condition where the bladder is exposed outside the body, requiring surgical intervention. Posterior urethral valves can obstruct urinary flow, leading to urinary tract infections and renal damage. Accurate coding of these conditions is crucial for appropriate management and treatment planning.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in clinical presentation of congenital varus deformities.
  • Need for comprehensive documentation of associated congenital conditions.
  • Potential for overlapping symptoms with other foot deformities.
  • Requirement for multidisciplinary collaboration in treatment planning.

Audit Risk Factors

  • Inadequate documentation of associated congenital conditions.
  • Misclassification of foot deformities.
  • Failure to capture all relevant diagnoses in the medical record.
  • Inconsistent use of terminology in clinical notes.

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Pediatric documentation should include detailed descriptions of the deformity, associated conditions, and treatment plans. Growth and developmental assessments are also critical.

Common Clinical Scenarios

Common scenarios include a newborn presenting with clubfoot or other foot deformities, requiring orthopedic evaluation and potential surgical intervention.

Billing Considerations

Consideration must be given to the child's overall health, including any associated congenital anomalies, which may impact treatment decisions.

Genetics

Documentation Requirements

Genetic documentation should include family history, genetic testing results, and any syndromic associations with the congenital deformity.

Common Clinical Scenarios

Scenarios may involve genetic counseling for families with a history of congenital malformations or syndromes associated with foot deformities.

Billing Considerations

Geneticists must consider the potential for chromosomal abnormalities that may be linked to the congenital condition, impacting prognosis and management.

Coding Guidelines

Inclusion Criteria

Use Q66.3 When
  • Official coding guidelines for congenital conditions emphasize the importance of accurate documentation of the condition, associated anomalies, and the clinical significance of the diagnosis
  • Coders should ensure that all relevant diagnoses are captured to reflect the complexity of the patient's condition

Exclusion Criteria

Do NOT use Q66.3 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

27658CPT Code

Surgical correction of clubfoot

Clinical Scenario

Used in cases where surgical intervention is required for congenital varus deformities.

Documentation Requirements

Detailed operative notes and pre-operative assessments.

Specialty Considerations

Orthopedic specialists should provide comprehensive documentation of the deformity and surgical approach.

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, improving the accuracy of diagnoses and treatment planning. Q66.3 provides a distinct classification for other congenital varus deformities, enhancing the granularity of data collection.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of congenital conditions, improving the accuracy of diagnoses and treatment planning. Q66.3 provides a distinct classification for other congenital varus deformities, enhancing the granularity of data collection.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of congenital conditions, improving the accuracy of diagnoses and treatment planning. Q66.3 provides a distinct classification for other congenital varus deformities, enhancing the granularity of data collection.

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 Q66.3?

Documentation should include a detailed description of the foot deformity, any associated congenital conditions, and treatment plans. It is essential to capture the clinical significance of the deformity and any interventions performed.