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v1.0.0
ICD-10 Guide
ICD-10 CodesQ66.30

Q66.30

Billable

Other congenital varus deformities of feet, unspecified foot

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

Code Description

ICD-10 Q66.30 is a billable code used to indicate a diagnosis of other congenital varus deformities of feet, unspecified foot.

Key Diagnostic Point:

Congenital varus deformities of the feet are characterized by an inward turning of the foot, which can lead to functional limitations and complications if not addressed early. The unspecified nature of this code indicates that the specific type of varus deformity is not detailed, which can complicate treatment planning. Congenital malformations of the urinary system, such as renal agenesis, polycystic kidney disease, bladder exstrophy, and posterior urethral valves, can often co-occur with foot deformities. These conditions may require multidisciplinary management, including surgical interventions and ongoing monitoring. Accurate coding is essential for proper reimbursement and to ensure that patients receive appropriate care. The complexity of coding for these conditions arises from the need to document associated anomalies and the potential for multiple congenital conditions to coexist, necessitating a thorough understanding of both the clinical presentation and the coding guidelines.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in clinical presentation of congenital foot deformities
  • Need for detailed documentation of associated congenital conditions
  • Potential for multiple codes to be applicable
  • Variations in treatment approaches based on specific deformities

Audit Risk Factors

  • Inadequate documentation of associated congenital conditions
  • Failure to specify the type of varus deformity
  • Inconsistent coding across different providers
  • Lack of clarity in clinical notes regarding treatment plans

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Pediatric documentation should include growth and developmental assessments, family history of congenital conditions, and detailed descriptions of the deformity.

Common Clinical Scenarios

Common scenarios include infants presenting with clubfoot or other varus deformities, often requiring referral to orthopedic specialists.

Billing Considerations

Considerations include the age of the patient, the timing of interventions, and the potential for associated conditions affecting treatment outcomes.

Genetics

Documentation Requirements

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

Common Clinical Scenarios

Scenarios may involve genetic counseling for families with a history of congenital malformations, including renal anomalies.

Billing Considerations

Considerations include the need for genetic testing to identify chromosomal abnormalities that may be associated with congenital foot deformities.

Coding Guidelines

Inclusion Criteria

Use Q66.30 When
  • Follow official coding guidelines for congenital conditions, ensuring that all relevant clinical information is documented and that codes accurately reflect the patient's condition and treatment plan

Exclusion Criteria

Do NOT use Q66.30 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

28200CPT Code

Correction of congenital clubfoot

Clinical Scenario

Used in conjunction with Q66.10 for surgical correction of clubfoot.

Documentation Requirements

Surgical notes detailing the procedure and pre-operative assessments.

Specialty Considerations

Orthopedic specialists should provide detailed documentation of the deformity and treatment plan.

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.

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.

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.

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 needed to support the use of Q66.30?

Documentation should include a detailed clinical description of the foot deformity, any associated congenital conditions, and treatment plans. It is essential to clarify the specific type of varus deformity if known.