Pneumonia ICD-10-CM Codes

Here’s a quick guide to ICD-10 Codes used for Pneumonia. Learn more about the specific codes, clinical information, synonyms, FAQs, and more.

By Jamie Frew on Feb 29, 2024.

Fact Checked by Ericka Pingol.

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Pneumonia ICD-10-CM Codes

What ICD-10 Codes are Used for Pneumonia 

Here’s a list of Pneumonia ICD codes practitioners can use to bill and code organized according to the bacteria or viral that caused it:

Viral Pneumonia, not elsewhere classified

  • J12.0: Adenoviral pneumonia
  • J12.1: Respiratory syncytial virus pneumonia
  • J12.2: Parainfluenza virus pneumonia
  • J12.3: Human metapenumovirus pneumonia
  • J12.81: Pneumonia due to SARS-associated coronavirus
  • J12.89: Other viral pneumonia
  • J12.9: Viral pneumonia, unspecified

Streptococcus pneumoniae

  • J13: Pneumonia due to Streptococcus pneumoniae

Hemophilus influenzae

  • J14: Pneumonia due to Hemophilus influenzae

Bacterial pneumonia, not elsewhere classified

  • J15.0: Pneumonia due to Klebisiella penumoniae
  • J15.1: Pneumonia due to Pseudomonas
  • J15.20: Pneumonia due to staphylococcus, unspecified
  • J15.211: Pneumonia due to Methicillin susceptible Staphylococcus aureus
  • J15.212: Pneumonia due to Methicillin resistant Staphylococcus aureus
  • J15.29: Pneumonia due to other staphylococcus
  • J15.3:Pneumonia due to streptococcus, group B
  • J15.4: Pneumonia due to other streptococci
  • J15.5: Pneumonia due to Escherichia coli
  • J15.6: Pneumonia due to other Gram-negative bacteria
  • J15.7: Pneumonia due to Mycoplasma pneumoniae
  • J15.8: Pneumonia due to other specified bacteria
  • J15.9: Unspecified bacterial pneumonia

Infectious Organisms

  • J16.0: Chlamydial pneumonia
  • J16.8: Pneumonia due to other specified infectious organisms

Others

  • J17: Pneumonia in diseases classified elsewhere
  • J18.0: Bronchopneumonia, unspecified organism
  • J18.1: Lobar pneumonia, unspecified organism
  • J18.2: Hypostatic pneumonia, unspecified organism
  • J18.8: Other pneumonia, unspecified organism
  • J18.9: Pneumonia, unspecified organism

Which Pneumonia ICD codes are Billable: 

All of the codes mentioned above are billable.

Clinical Information

  • Pneumonia is an infection caused by bacteria, viruses, or fungi that causes the lungs’ air sacs to fill with fluid or pus. 
  • It is classified depending on the organism that caused the infection; where it was acquired, such as the hospital, community, ventilator, etc.; or which lung area is affected. 
  • Symptoms of pneumonia may vary from mild to severe depending on the organism causing the infection and the patient’s health and age. However, common symptoms of pneumonia are cough, fever, chills, shortness of breath, shallow breathing, sharp chest pain, loss of appetite, and fatigue. 
  • Some people who are at risk of getting pneumonia are children below two years old, adults above 65 years old, people with a weakened immune system chronic condition, people who were on a ventilator in a hospital, people who deal with substance abuse, and people who live in crowded areas or are constantly exposed to lung irritants. 
  • To diagnose pneumonia, a practitioner will take one’s medical history and ask the patient to undergo the following tests and exams: physical exam, chest x-ray, sputum/blood culture, pulse oximetry, CT scan, and bronchoscopy. 
  • Treatment for pneumonia includes medication and, if severe, antibiotics and respiratory/oxygen therapy. 

Synonyms Include:

  • Influenza bronchopneumonia
  • Anaerobic pneumonia
  • Pneumococcal bronchopneumonia
  • Haemophilus influenzae bronchopneumonia
  • Bacterial pneumonia
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Commonly asked questions

When to use a Pneumonia ICD code?

One can use a Pneumonia ICD code once tests have confirmed the diagnosis and its type and cause have been identified.

Are Pneumonia diagnosis codes billable?

Yes, all specified pneumonia diagnosis codes are billable. 

What are the common treatments for Pneumonia?

Common treatments for pneumonia, especially the mild types, are medication. Aside from medication, the patient may be asked to take antibiotics and undergo respiratory/oxygen therapy if severe. 

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