Pulmonary Fibrosis ICD-10-CM Codes

Pulmonary Fibrosis ICD-10-CM Codes

Discover the ICD-10 codes used for pulmonary fibrosis. Ensure accurate medical coding and billing for this condition by learning more about the codes used.

By Joshua Napilay on Jul 16, 2025.

Fact Checked by Nate Lacson.

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What ICD-10 Code is Used for Pulmonary Fibrosis?

There is only one ICD Code used for pulmonary fibrosis, and that is J84.10: Pulmonary fibrosis, unspecified. 

Is the Pulmonary Fibrosis ICD code Billable?

Yes, J84.10: Pulmonary fibrosis, unspecified, is billable.

Clinical Information

  • Pulmonary fibrosis is a respiratory condition wherein the tissues in the lung are either thickened or scarred, affecting the lungs’ ability to deliver oxygen and expand. 
  • The first symptom that one experiences is usually shortness of breath. However, as time passes, they may experience other symptoms like chronic dry/hacking cough, fatigue, discomfort in the chest, weight loss, and clubbing in the fingers. 
  • There are many causes of pulmonary fibrosis. Among them are exposure to substances like dust, certain medication, smoking, certain autoimmune diseases, and genetics. To add, those at risk of pulmonary fibrosis are those with a family history of the condition, those who used to/are smoking, those who have undergone radiation for cancer, and those who are constantly exposed to certain substances.
  • To diagnose pulmonary fibrosis, a patient will undergo tests like chest CT scan, blood tests, arterial blood gas test, pulmonary function test, and cardiac stress test. The practitioner may also perform a biopsy on the patient to get a tissue sample from the patient’s lungs. 
  • Common treatments may include medication, oxygen therapy, pulmonary rehab, and a lung transplant in extreme cases. Do note that treatments aren’t aimed to cure the disease but to manage the symptoms and prevent the worsening of the condition. Reversing the scarring on one’s lung is also not possible.

Synonyms Include:

  • Fibrosis of lung
  • Pulmonary fibrosis
  • Chronic induration of lung
  • Idiopathic pulmonary fibrosis
  • Post-inflammatory pulmonary fibrosis
  • Granuloma of lung
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