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ICD-10 Guide
ICD-10 CodesQ66.71

Q66.71

Billable

Congenital pes cavus, right foot

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

Code Description

ICD-10 Q66.71 is a billable code used to indicate a diagnosis of congenital pes cavus, right foot.

Key Diagnostic Point:

Congenital pes cavus, also known as high-arched foot, is a deformity characterized by an excessive arch of the foot, which can lead to various complications including pain, instability, and difficulty in walking. This condition is often present at birth and can be associated with other congenital malformations. In the case of congenital pes cavus of the right foot, the arch is specifically elevated on the right side, which may affect the biomechanics of the foot and ankle. The etiology of this condition can be multifactorial, including genetic predispositions and environmental factors. It may occur in isolation or as part of syndromic presentations, such as in conditions like Charcot-Marie-Tooth disease or spina bifida. Diagnosis typically involves a physical examination and may be supplemented by imaging studies to assess the structural integrity of the foot and associated joints. Treatment options vary based on severity and may include orthotic devices, physical therapy, or surgical intervention to correct the deformity and improve function.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between congenital and acquired conditions
  • Potential association with other congenital malformations
  • Variability in clinical presentation and severity
  • Need for precise documentation of foot structure and function

Audit Risk Factors

  • Inadequate documentation of the congenital nature of the condition
  • Failure to report associated congenital anomalies
  • Misclassification of the condition as acquired
  • Lack of clarity in the clinical rationale for the selected code

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Documentation should include detailed descriptions of the foot's structure, any associated conditions, and the impact on the child's mobility.

Common Clinical Scenarios

Pediatric patients presenting with foot pain, difficulty walking, or abnormal gait patterns.

Billing Considerations

Consideration of developmental milestones and the impact of the condition on overall growth and mobility.

Genetics

Documentation Requirements

Genetic evaluation may be necessary to determine if the pes cavus is part of a syndromic condition; family history should be documented.

Common Clinical Scenarios

Patients with a family history of congenital foot deformities or associated syndromes requiring genetic counseling.

Billing Considerations

Understanding the genetic basis of associated conditions can aid in comprehensive care and coding.

Coding Guidelines

Inclusion Criteria

Use Q66.71 When
  • Follow the official ICD
  • CM guidelines for coding congenital malformations, ensuring accurate documentation of the condition's nature and any associated anomalies

Exclusion Criteria

Do NOT use Q66.71 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

28285CPT Code

Surgical correction of pes cavus

Clinical Scenario

Used in cases where conservative treatment fails and surgery is indicated.

Documentation Requirements

Detailed operative notes and pre-operative assessments.

Specialty Considerations

Pediatric orthopedic specialists should document the rationale for surgical intervention.

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 data collection and reimbursement processes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of congenital conditions, 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 significance of coding congenital pes cavus accurately?

Accurate coding of congenital pes cavus is crucial for appropriate treatment planning, reimbursement, and tracking of congenital conditions. It ensures that patients receive the necessary care and that healthcare providers are compensated for their services.