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ICD-10 Guide
ICD-10 CodesD64.4

D64.4

Billable

Congenital dyserythropoietic anemia

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

Code Description

ICD-10 D64.4 is a billable code used to indicate a diagnosis of congenital dyserythropoietic anemia.

Key Diagnostic Point:

Congenital dyserythropoietic anemia (CDA) is a rare inherited form of anemia characterized by ineffective erythropoiesis and abnormal erythroid precursors in the bone marrow. This condition is often associated with a variety of hematological abnormalities, including macrocytic anemia, reticulocytopenia, and the presence of dysplastic erythroid cells. Patients may present with symptoms such as fatigue, pallor, and splenomegaly. The pathophysiology involves a defect in the erythroid lineage, leading to impaired red blood cell production and increased destruction of erythroid precursors. CDA is classified into several subtypes, with type I being the most common. Diagnosis typically involves a combination of clinical evaluation, laboratory tests including complete blood count (CBC), reticulocyte count, and bone marrow biopsy to assess erythroid morphology. Management may include supportive care, blood transfusions, and in some cases, splenectomy. Understanding the nuances of this condition is crucial for accurate coding and appropriate patient management.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Requires understanding of congenital versus acquired anemias
  • Differentiation from other types of anemia such as aplastic anemia
  • Need for precise documentation of laboratory findings
  • Potential for overlapping symptoms with other hematological disorders

Audit Risk Factors

  • Inadequate documentation of laboratory results
  • Misclassification of congenital versus acquired anemia
  • Failure to document the specific subtype of CDA
  • Lack of clarity in the clinical narrative regarding symptoms

Specialty Focus

Medical Specialties

Hematology

Documentation Requirements

Detailed lab results, including CBC and bone marrow biopsy findings.

Common Clinical Scenarios

Diagnosis and management of patients with unexplained anemia and abnormal bone marrow findings.

Billing Considerations

Ensure accurate documentation of the subtype of CDA and any associated complications.

Pediatrics

Documentation Requirements

Growth and developmental assessments, family history of hematological disorders.

Common Clinical Scenarios

Evaluation of children presenting with chronic anemia and fatigue.

Billing Considerations

Consideration of genetic counseling for families with a history of congenital anemias.

Coding Guidelines

Inclusion Criteria

Use D64.4 When
  • Follow ICD
  • CM guidelines for coding anemias, ensuring to document the specific type of anemia and any related conditions
  • Include relevant laboratory findings and clinical assessments

Exclusion Criteria

Do NOT use D64.4 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

85025CPT Code

Complete blood count (CBC) with differential

Clinical Scenario

Used to evaluate anemia in patients suspected of having CDA.

Documentation Requirements

Document the indication for the CBC and any relevant clinical findings.

Specialty Considerations

Hematologists should ensure that the CBC includes reticulocyte counts.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of congenital anemias, improving the accuracy of data collection and reimbursement processes for these rare conditions.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of congenital anemias, improving the accuracy of data collection and reimbursement processes for these rare conditions.

Reimbursement & Billing Impact

reimbursement processes for these rare conditions.

Resources

Clinical References

  • •
    Congenital Dyserythropoietic Anemia Foundation

Coding & Billing References

  • •
    Congenital Dyserythropoietic Anemia Foundation

Frequently Asked Questions

What is the primary cause of congenital dyserythropoietic anemia?

CDA is primarily caused by genetic mutations affecting erythroid progenitor cells, leading to ineffective red blood cell production.