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v1.0.0
ICD-10 Guide
ICD-10 CodesQ51.818

Q51.818

Billable

Other congenital malformations of uterus

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

Code Description

ICD-10 Q51.818 is a billable code used to indicate a diagnosis of other congenital malformations of uterus.

Key Diagnostic Point:

Congenital malformations of the uterus encompass a variety of structural abnormalities that can affect reproductive health and function. These malformations may arise from developmental anomalies during embryogenesis, leading to conditions such as uterine agenesis, unicornuate uterus, and septate uterus. The clinical implications of these malformations can vary widely, from asymptomatic cases to significant reproductive challenges, including infertility, recurrent pregnancy loss, and complications during pregnancy. In pediatric patients, early identification and management of uterine malformations are crucial, especially in cases where associated anomalies of the genital tract are present. Accurate coding of these conditions is essential for appropriate clinical management and for understanding the epidemiology of congenital uterine anomalies. The complexity of coding these conditions arises from the need for detailed clinical documentation, including imaging studies and surgical interventions, to ensure precise coding and billing.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in clinical presentation and severity of malformations
  • Need for detailed imaging and surgical documentation
  • Potential for associated anomalies requiring additional codes
  • Differentiation from acquired uterine conditions

Audit Risk Factors

  • Inadequate documentation of the specific type of malformation
  • Failure to report associated congenital anomalies
  • Misuse of codes for acquired conditions
  • Lack of clarity in imaging reports

Specialty Focus

Medical Specialties

Pediatrics

Documentation Requirements

Documentation should include detailed descriptions of the malformation, associated anomalies, and any interventions performed.

Common Clinical Scenarios

Common scenarios include evaluation of ambiguous genitalia, management of cryptorchidism, and assessment of uterine anomalies in patients with Turner syndrome.

Billing Considerations

Pediatric coders must be aware of the developmental implications of uterine malformations and their potential impact on future reproductive health.

Genetics

Documentation Requirements

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

Common Clinical Scenarios

Genetic counseling for patients with congenital uterine anomalies, particularly in syndromic contexts such as Mayer-Rokitansky-Küster-Hauser syndrome.

Billing Considerations

Genetic coders should consider the implications of chromosomal abnormalities that may be associated with uterine malformations.

Coding Guidelines

Inclusion Criteria

Use Q51.818 When
  • Follow official ICD
  • CM guidelines for coding congenital conditions, ensuring specificity and accuracy in documentation
  • Use additional codes for associated conditions as necessary

Exclusion Criteria

Do NOT use Q51.818 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

58120CPT Code

Hysteroscopy, diagnostic

Clinical Scenario

Used to evaluate uterine malformations.

Documentation Requirements

Document indications for hysteroscopy and findings.

Specialty Considerations

Pediatric specialists should note the age and developmental considerations.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for greater specificity in coding congenital malformations, improving data accuracy and facilitating better clinical management.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for greater specificity in coding congenital malformations, improving data accuracy and facilitating better clinical management.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for greater specificity in coding congenital malformations, improving data accuracy and facilitating better clinical management.

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 are the common congenital malformations of the uterus?

Common congenital malformations include agenesis, unicornuate uterus, septate uterus, and bicornuate uterus. Each condition has unique implications for reproductive health and may require different management strategies.