ICD-10 Logo
ICDxICD-10 Medical Coding
ICD-10 Logo
ICDxICD-10 Medical Coding
ICD 10 CodesDiagnoses
ICD 10 CodesDiagnoses
ICD-10 Logo
ICDxICD-10 Medical Coding

Comprehensive ICD-10-CM code reference with AI-powered search capabilities.

© 2025 ICD Code Compass. All rights reserved.

Browse

  • All Chapters
  • All Categories
  • Diagnoses

Tools

  • AI Code Search
ICD-10-CM codes are maintained by the CDC and CMS. This tool is for reference purposes only.
v1.0.0
ICD-10 Guide
ICD-10 CodesD73.0

D73.0

Billable

Hyposplenism

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

Code Description

ICD-10 D73.0 is a billable code used to indicate a diagnosis of hyposplenism.

Key Diagnostic Point:

Hyposplenism refers to a condition characterized by reduced splenic function, which can lead to an increased risk of infections and other complications due to impaired immune response. The spleen plays a crucial role in filtering blood, recycling iron, and producing antibodies. In individuals with hyposplenism, the spleen's ability to filter pathogens and produce immune responses is compromised. This condition can be congenital or acquired, often associated with various underlying disorders such as sickle cell disease, celiac disease, or certain infections. Patients may present with symptoms related to infections, such as recurrent respiratory infections or sepsis, and may also exhibit signs of neutropenia or other white blood cell disorders. The diagnosis of hyposplenism is typically confirmed through clinical evaluation, imaging studies, and laboratory tests that assess splenic function. Management focuses on preventing infections, which may include vaccinations and prophylactic antibiotics, as well as addressing any underlying conditions contributing to splenic dysfunction.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between hyposplenism and asplenia
  • Understanding associated conditions and their implications
  • Documentation of underlying causes and related symptoms
  • Potential for misclassification with other splenic disorders

Audit Risk Factors

  • Inadequate documentation of splenic function tests
  • Failure to document associated conditions
  • Misuse of related codes leading to incorrect coding
  • Lack of clarity in clinical notes regarding the patient's immune status

Specialty Focus

Medical Specialties

Hematology

Documentation Requirements

Detailed history of blood disorders, laboratory results, and treatment plans.

Common Clinical Scenarios

Patients with sickle cell disease presenting with recurrent infections.

Billing Considerations

Ensure comprehensive documentation of blood counts and splenic function tests.

Infectious Disease

Documentation Requirements

Thorough documentation of infection history, vaccination status, and prophylactic measures.

Common Clinical Scenarios

Patients with recurrent infections due to hyposplenism.

Billing Considerations

Document preventive strategies and response to treatment.

Coding Guidelines

Inclusion Criteria

Use D73.0 When
  • Follow official ICD
  • 10 coding guidelines, ensuring accurate documentation of the condition's etiology and associated symptoms
  • Hyposplenism should be coded only when confirmed by clinical evaluation and laboratory findings

Exclusion Criteria

Do NOT use D73.0 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

90471CPT Code

Immunization administration

Clinical Scenario

Administering vaccines to prevent infections in patients with hyposplenism.

Documentation Requirements

Document vaccine type, administration date, and patient response.

Specialty Considerations

Ensure immunization records are up-to-date.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of hyposplenism, improving the ability to capture the nuances of splenic function and associated conditions, which aids in better patient management and resource allocation.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of hyposplenism, improving the ability to capture the nuances of splenic function and associated conditions, which aids in better patient management and resource allocation.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of hyposplenism, improving the ability to capture the nuances of splenic function and associated conditions, which aids in better patient management and resource allocation.

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 causes of hyposplenism?

Common causes include congenital disorders, autoimmune diseases, infections, and conditions like sickle cell disease or celiac disease.

How is hyposplenism diagnosed?

Diagnosis is based on clinical evaluation, laboratory tests assessing splenic function, and imaging studies.

What preventive measures are recommended for patients with hyposplenism?

Vaccinations against encapsulated bacteria and prophylactic antibiotics are recommended to prevent infections.