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v1.0.0
ICD-10 Guide
ICD-10 CodesQ35.5

Q35.5

Billable

Cleft hard palate with cleft soft palate

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

Code Description

ICD-10 Q35.5 is a billable code used to indicate a diagnosis of cleft hard palate with cleft soft palate.

Key Diagnostic Point:

Cleft hard palate with cleft soft palate is a congenital malformation characterized by a split or opening in the hard and soft tissues of the roof of the mouth. This condition occurs during fetal development when the tissues that form the palate do not fully fuse. It can lead to difficulties in feeding, speech, and increased risk of ear infections due to the connection between the oral cavity and the nasal passages. Children with this condition may also experience associated anomalies, particularly in the respiratory system, such as choanal atresia, which is a blockage of the nasal passage, and tracheoesophageal fistula, where there is an abnormal connection between the trachea and esophagus. Lung hypoplasia, or underdeveloped lungs, can also occur due to associated congenital conditions. Management typically involves a multidisciplinary approach, including surgical intervention, speech therapy, and ongoing medical care to address any respiratory complications.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in associated congenital conditions
  • Need for multidisciplinary documentation
  • Potential for multiple surgical interventions
  • Variations in clinical presentation

Audit Risk Factors

  • Inadequate documentation of associated conditions
  • Failure to capture all relevant congenital anomalies
  • Misuse of codes for similar conditions
  • Inconsistent coding across different healthcare providers

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Pediatric documentation must include detailed descriptions of feeding difficulties, speech assessments, and any respiratory complications.

Common Clinical Scenarios

Common scenarios include newborns presenting with feeding difficulties, recurrent ear infections, and speech delays.

Billing Considerations

Coders should ensure that all associated congenital conditions are documented to avoid undercoding.

Genetics

Documentation Requirements

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

Common Clinical Scenarios

Scenarios may involve genetic counseling for families with a history of cleft conditions or associated syndromes.

Billing Considerations

Consideration of chromosomal abnormalities that may co-occur with cleft conditions is essential for accurate coding.

Coding Guidelines

Inclusion Criteria

Use Q35.5 When
  • Official coding guidelines for congenital conditions emphasize the need for accurate documentation of all associated anomalies and the importance of using the most specific code available

Exclusion Criteria

Do NOT use Q35.5 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

41200CPT Code

Palatoplasty

Clinical Scenario

Used for surgical repair of cleft palate.

Documentation Requirements

Surgical notes detailing the procedure and any complications.

Specialty Considerations

Pediatric surgeons should provide detailed operative reports.

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

  • •
    American Cleft Palate-Craniofacial Association

Coding & Billing References

  • •
    American Cleft Palate-Craniofacial Association

Frequently Asked Questions

What are the common associated conditions with Q35.5?

Common associated conditions include choanal atresia, tracheoesophageal fistula, and lung hypoplasia. These conditions can complicate the clinical management of patients with cleft palate.