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ICD-10 Guide
ICD-10 CodesD57.40

D57.40

Billable

Sickle-cell thalassemia without crisis

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 D57.40 is a billable code used to indicate a diagnosis of sickle-cell thalassemia without crisis.

Key Diagnostic Point:

Sickle-cell thalassemia is a genetic blood disorder characterized by the presence of both sickle cell disease and thalassemia traits. Patients with this condition have abnormal hemoglobin, which can lead to hemolytic anemia due to the destruction of red blood cells. Unlike sickle cell disease, patients coded under D57.40 do not present with a crisis, which is a painful episode caused by the sickling of red blood cells that obstructs blood flow. The clinical manifestations of sickle-cell thalassemia can vary widely, depending on the severity of the thalassemia and the proportion of sickle hemoglobin. Symptoms may include fatigue, pallor, and episodes of pain, but without the acute complications associated with sickle cell crises. Genetic factors play a crucial role in this condition, as it is inherited in an autosomal recessive pattern. Diagnosis typically involves hemoglobin electrophoresis to identify the types of hemoglobin present. Management focuses on monitoring for complications, managing anemia, and providing supportive care.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between types of thalassemia and sickle cell disease.
  • Understanding the genetic inheritance patterns.
  • Recognizing the absence of crisis in this specific code.
  • Navigating the nuances of hemolytic anemia classifications.

Audit Risk Factors

  • Incorrectly coding for sickle cell crisis when it is absent.
  • Failure to document the specific type of thalassemia.
  • Inadequate documentation of genetic testing results.
  • Misinterpretation of laboratory findings related to hemoglobin types.

Specialty Focus

Medical Specialties

Hematology

Documentation Requirements

Detailed lab results, genetic testing, and patient history.

Common Clinical Scenarios

Management of chronic anemia, monitoring for complications.

Billing Considerations

Ensure clarity in documentation regarding the absence of crisis.

Genetics

Documentation Requirements

Family history, genetic counseling notes, and test results.

Common Clinical Scenarios

Counseling families about inheritance patterns and risks.

Billing Considerations

Documenting the specific genetic mutations involved.

Coding Guidelines

Inclusion Criteria

Use D57.40 When
  • Follow the official ICD
  • CM coding guidelines, ensuring that the absence of crisis is clearly documented
  • Include any relevant lab results and genetic testing to support the diagnosis

Exclusion Criteria

Do NOT use D57.40 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

85025CPT Code

Complete blood count (CBC) with differential

Clinical Scenario

Used to monitor anemia in patients with sickle-cell thalassemia.

Documentation Requirements

Document the reason for the CBC and any relevant findings.

Specialty Considerations

Hematology specialists should ensure that lab results are clearly linked to the diagnosis.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of sickle-cell disorders, improving the accuracy of diagnoses and treatment plans. D57.40 provides a clear distinction for patients without crisis, which aids in appropriate management and billing.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of sickle-cell disorders, improving the accuracy of diagnoses and treatment plans. D57.40 provides a clear distinction for patients without crisis, which aids in appropriate management and billing.

Reimbursement & Billing Impact

billing.

Resources

Clinical References

  • •
    CDC Sickle Cell Disease

Coding & Billing References

  • •
    CDC Sickle Cell Disease

Frequently Asked Questions

What is the difference between sickle-cell thalassemia and sickle cell disease?

Sickle-cell thalassemia is a combination of sickle cell disease and thalassemia traits, leading to a different clinical presentation and management compared to sickle cell disease alone.