J67Not billable, use a more specific code below

Hypersensitivity pneumonitis due to organic dust

In Lung diseases due to external agents (J60-J70), chapter 10: Diseases of the Respiratory System

10 billable codes under J67: 3 are a CC; all map to HCC 280 (Chronic Obstructive Pulmonary Disease, Interstitial Lung Disorders, and Other Chronic Lung Disorders).A CC or MCC (major CC) is a secondary diagnosis that raises the MS-DRG payment. An HCC counts toward a Medicare Advantage patient's risk score.

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Instructional notes

Includes: conditions that are coded here

  • allergic alveolitis and pneumonitis due to inhaled organic dust and particles of fungal, actinomycetic or other origin

Excludes1: not coded here, use a different code

  • pneumonitis due to inhalation of chemicals, gases, fumes or vapors (J68.0)

Also applies, from Lung diseases due to external agents (J60-J70)

These notes sit on J60-J70 and apply to every code under it, including J67.

Excludes2: not included here, code separately if applicable

  • asthma (J45.-)
  • malignant neoplasm of bronchus and lung (C34.-)

Official coding guidelines

From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.

Covers COPD and asthma exacerbations, sequencing of acute respiratory failure, confirmed versus suspected identified influenza, ventilator associated pneumonia, and vaping-related disorders.

Read Section I.C.10 (page 56)

J67 MS-DRGs

As the principal diagnosis, all 10 billable codes under J67 group to MS-DRG 196, 197, or 198 (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.

Other codes that refer to J67

Notes on these codes point to J67.

  • B35-B49 Excludes2: hypersensitivity pneumonitis due to organic dust (J67.-)
  • J18 Excludes2: pneumonitis due to external agents (J67-J70)
  • J66 Excludes2: allergic alveolitis (J67.-)
  • J66 Excludes2: hypersensitivity pneumonitis due to organic dust (J67.-)

About the condition

Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.

Interstitial Lung Diseases

Interstitial lung disease is the name for a large group of diseases that inflame or scar the lungs. The inflammation and scarring make it hard to get enough oxygen. The scarring is called pulmonary fibrosis.

Read more about interstitial lung diseases on MedlinePlus

Code history

Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.