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Home/Diagnosis/ICD-10 Coding for Lung Infection

ICD-10 Coding for Lung Infection

J18.9
J96.01
A41.9

Complete ICD-10-CM coding and documentation guide for icd-10 coding for lung infection includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Pneumonia
Respiratory Infection
Pulmonary Infection
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Key Information: ICD-10 Coding for Lung Infection

Essential facts and insights about ICD-10 Coding for Lung Infection

Use ICD-10 code J18.9 for pneumonia, unspecified organism, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Pneumonia, unspecified organism

Billable Code
J18.9
Billable

Diagnostic Criteria

clinical:
  • • Presence of symptoms like cough, fever, and radiographic infiltrates
documentation:
  • • Lack of specific pathogen identification

Applicable To

  • • Lung infection NOS

Important Notes

  • • Ensure documentation specifies if the pneumonia is community-acquired or hospital-acquired.

Acute respiratory failure with hypoxia

Billable Code
J96.01
Billable

Diagnostic Criteria

clinical:
  • • SpO2 <88% or PaO2 <60 mmHg on ABG

Applicable To

  • • Hypoxic respiratory failure

Important Notes

  • • Document the severity and need for oxygen therapy.

Sepsis, unspecified organism

Billable Code
A41.9
Billable

Diagnostic Criteria

clinical:
  • • SIRS criteria met with confirmed infection source

Applicable To

  • • Septicemia NOS

Important Notes

  • • Document the presence of organ dysfunction or failure.
Ancillary Codes

Additional codes that may be used with this diagnosis

J96.01

Acute respiratory failure with hypoxia

Use when there is documented acute respiratory failure due to pneumonia.

Frequently Asked Questions

What is the ICD-10 code for unspecified pneumonia?

The ICD-10 code for unspecified pneumonia is J18.9. It is used when the specific pathogen causing the pneumonia is not identified.

How do you code pneumonia with sepsis?

If sepsis is present on admission, code A41.9 for sepsis first, followed by J18.9 for pneumonia. If sepsis develops after admission, sequence pneumonia first.

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