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Home/Diagnosis/ICD-10 Coding for Left Lower Lobe Pneumonia

ICD-10 Coding for Left Lower Lobe Pneumonia

J18.9
J15.5

Complete ICD-10-CM coding and documentation guide for icd-10 coding for left lower lobe pneumonia includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
LLL Pneumonia
Pneumonia in Left Lower Lobe
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Key Information: ICD-10 Coding for Left Lower Lobe Pneumonia

Essential facts and insights about ICD-10 Coding for Left Lower Lobe Pneumonia

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

  • • Documentation specifies 'left lower lobe pneumonia' without 'lobar'.

Applicable To

  • • Pneumonia NOS
  • • Lobar pneumonia NOS

Important Notes

  • • Ensure documentation specifies the lobe without using 'lobar' to use J18.9.

Pneumonia due to Escherichia coli

Billable Code
J15.5
Billable

Diagnostic Criteria

  • • Use when E. coli is documented as the causative organism.

Applicable To

  • • E. coli pneumonia

Important Notes

  • • Ensure organism is documented as causative.
Ancillary Codes

Additional codes that may be used with this diagnosis

R09.02

Hypoxemia

Use when hypoxemia is documented alongside pneumonia.

R50.9

Fever, unspecified

Use when fever is documented but not specified further.

Frequently Asked Questions

How is left lower lobe pneumonia coded in ICD-10?

Left lower lobe pneumonia is coded as J18.9 if the documentation specifies the lobe without using 'lobar'.

What is the ICD-10 code for pneumonia due to E. coli?

The ICD-10 code for pneumonia due to E. coli is J15.5, used when the organism is confirmed.

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