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ICD-10 Guide
ICD-10 CodesQ64.4

Q64.4

Billable

Malformation of urachus

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

Code Description

ICD-10 Q64.4 is a billable code used to indicate a diagnosis of malformation of urachus.

Key Diagnostic Point:

Malformation of the urachus refers to congenital anomalies affecting the urachus, a fibrous cord that connects the bladder to the umbilicus during fetal development. Normally, the urachus obliterates after birth, but in cases of malformation, it may remain patent or develop into a cyst or diverticulum. This condition can lead to urinary tract infections, abdominal pain, or even more severe complications if not diagnosed and managed appropriately. The urachus is part of the urinary system, and its malformation can be associated with other congenital anomalies such as renal agenesis, bladder exstrophy, and posterior urethral valves. Accurate coding is essential for proper treatment and management of these conditions, as they can significantly impact a child's health and development. Clinicians must document the specifics of the malformation, including any associated urinary tract anomalies, to ensure comprehensive care and appropriate coding.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in presentation and associated anomalies
  • Need for detailed anatomical descriptions
  • Potential for misdiagnosis with similar conditions
  • Documentation of associated urinary tract issues

Audit Risk Factors

  • Inadequate documentation of associated urinary anomalies
  • Failure to specify the type of urachal malformation
  • Misclassification of the condition as a urinary tract infection
  • Lack of interdisciplinary notes from urology or nephrology

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Pediatric documentation should include growth parameters, developmental milestones, and specific urinary symptoms. Detailed family history and prenatal factors are also crucial.

Common Clinical Scenarios

Common scenarios include a newborn presenting with abdominal distension or recurrent urinary tract infections, prompting evaluation for urachal anomalies.

Billing Considerations

Considerations include the age of the patient, potential for surgical intervention, and the need for follow-up imaging studies.

Genetics

Documentation Requirements

Genetic documentation should include family history of congenital anomalies, chromosomal studies if indicated, and any syndromic associations.

Common Clinical Scenarios

Scenarios may involve genetic counseling for families with a history of urinary tract malformations or syndromes associated with urachal anomalies.

Billing Considerations

Considerations include the potential for genetic syndromes that may present with urinary tract malformations, necessitating a broader genetic evaluation.

Coding Guidelines

Inclusion Criteria

Use Q64.4 When
  • According to ICD
  • 10 coding guidelines, congenital malformations should be coded based on the specific anatomical site and type of malformation
  • Documentation must clearly indicate the nature of the malformation and any associated conditions to ensure accurate coding

Exclusion Criteria

Do NOT use Q64.4 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

CPT 51700CPT Code

Urinary bladder catheterization

Clinical Scenario

Used in cases of urinary obstruction due to urachal malformations.

Documentation Requirements

Document indications for catheterization and any complications.

Specialty Considerations

Urology may be involved for surgical management.

CPT 50800CPT Code

Urachal cyst excision

Clinical Scenario

Performed when a urachal cyst is symptomatic.

Documentation Requirements

Detailed operative notes and pathology results are essential.

Specialty Considerations

Collaboration with pediatric surgery may be necessary.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of congenital malformations, including urachal anomalies. This specificity aids in better tracking of these conditions and their management outcomes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of congenital malformations, including urachal anomalies. This specificity aids in better tracking of these conditions and their management outcomes.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of congenital malformations, including urachal anomalies. This specificity aids in better tracking of these conditions and their management outcomes.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting
  • •
    American Academy of Pediatrics Coding Resources

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting
  • •
    American Academy of Pediatrics Coding Resources

Frequently Asked Questions

What are the common associated conditions with urachal malformations?

Urachal malformations can be associated with other congenital urinary tract anomalies such as renal agenesis, bladder exstrophy, and posterior urethral valves. It is important to evaluate for these conditions during diagnosis.

How should I document a urachal malformation in a pediatric patient?

Documentation should include a detailed description of the malformation, any associated urinary tract anomalies, clinical symptoms, imaging findings, and any surgical interventions performed.