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 CodesB71

B71

Pneumocystosis

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

Code Description

ICD-10 B71 is a billable code used to indicate a diagnosis of pneumocystosis.

Key Diagnostic Point:

Pneumocystosis, also known as Pneumocystis pneumonia (PCP), is a serious infection caused by the fungus Pneumocystis jirovecii. This organism is an opportunistic pathogen that primarily affects immunocompromised individuals, particularly those with HIV/AIDS, cancer, or those undergoing immunosuppressive therapy. The infection is characterized by a range of respiratory symptoms, including cough, fever, and difficulty breathing. Diagnosis is typically made through clinical evaluation, imaging studies such as chest X-rays or CT scans, and laboratory tests including bronchoalveolar lavage or induced sputum analysis. Treatment usually involves the use of antiparasitic medications such as trimethoprim-sulfamethoxazole (TMP-SMX), which is the first-line therapy. In cases of severe disease or intolerance to TMP-SMX, alternative treatments may include pentamidine or atovaquone. Early recognition and treatment are crucial to improving outcomes, as untreated pneumocystosis can lead to significant morbidity and mortality.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between Pneumocystis pneumonia and other types of pneumonia
  • Identifying immunocompromised status of the patient
  • Understanding the nuances of laboratory test results
  • Navigating treatment options and their documentation

Audit Risk Factors

  • Inadequate documentation of immunocompromised status
  • Failure to document the specific type of Pneumocystis infection
  • Incorrect coding of related respiratory conditions
  • Lack of clarity in treatment documentation

Specialty Focus

Medical Specialties

Infectious Disease

Documentation Requirements

Detailed patient history, including immunocompromised status and treatment response.

Common Clinical Scenarios

Patients with HIV/AIDS presenting with respiratory symptoms.

Billing Considerations

Ensure that all laboratory results and imaging studies are clearly documented.

Pulmonology

Documentation Requirements

Thorough documentation of respiratory symptoms and diagnostic imaging findings.

Common Clinical Scenarios

Patients with unexplained pneumonia who are immunocompromised.

Billing Considerations

Document any differential diagnoses considered during evaluation.

Coding Guidelines

Inclusion Criteria

Use B71 When
  • According to ICD
  • 10 guidelines, B71 should be used when the diagnosis of pneumocystosis is confirmed
  • It is important to document the patient's immunocompromised status and any related conditions that may affect treatment

Exclusion Criteria

Do NOT use B71 When
No specific exclusions found.

Related Codes

Child Codes

4 codes
B71.0
Diphtheria due to Corynebacterium diphtheriae
B71.1
B71.1: Cutaneous leishmaniasis
B71.8
Other specified cestodes
B71.9
Taeniasis, unspecified

Related CPT Codes

94640CPT Code

Pulmonary function tests

Clinical Scenario

Used to assess lung function in patients with suspected pneumocystosis.

Documentation Requirements

Document the reason for testing and any relevant clinical findings.

Specialty Considerations

Pulmonologists should ensure that the tests are 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 pneumocystosis, improving the accuracy of data collection and reimbursement processes. It has also emphasized the importance of documenting the patient's immunocompromised status.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of pneumocystosis, improving the accuracy of data collection and reimbursement processes. It has also emphasized the importance of documenting the patient's immunocompromised status.

Reimbursement & Billing Impact

reimbursement processes. It has also emphasized the importance of documenting the patient's immunocompromised status.

Resources

Clinical References

  • •
    CDC Pneumocystis Pneumonia (PCP) Information

Coding & Billing References

  • •
    CDC Pneumocystis Pneumonia (PCP) Information

Frequently Asked Questions

What is the primary treatment for pneumocystosis?

The primary treatment for pneumocystosis is trimethoprim-sulfamethoxazole (TMP-SMX), which is effective in managing the infection. Alternative treatments may be considered in cases of intolerance or severe disease.