J84.1 ICD-10-CA code: Other interstitial pulmonary diseases with fibrosis
J84.1 is the ICD-10-CA code for “Other interstitial pulmonary diseases with fibrosis” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.
Official description
J84.1Other interstitial pulmonary diseases with fibrosis
Short description: Oth interstitial pulm dis w fibrosis
ICD-10-CA · Canada · Also written J841
Index terms
Entries in CIHI’s alphabetical index that lead to J84.1. Searching the index by the condition the note names is how coders reach this code.
- Hamman Rich syndrome
- Fibroid (tumor), lung
- Block, alveolocapillary
- Sclerosis, sclerotic, lung
- Granuloma, lung (infectious)
- Fibrosis, fibrotic, pulmonary
- Sclerosis, sclerotic, pulmonary
- Syndrome, alveolocapillary block
- Fibroid (tumor), pneumonia (chronic)
- Fibroid (tumor), disease, lung (chronic)
- Disease, diseased, lung, fibroid (chronic)
- Fibroid (tumor), induration, lung (chronic)
- Fibrosis, fibrotic, capillary, lung (chronic)
- Induration, indurated, lung (chronic) (fibroid)
- Alveolitis, fibrosing (cryptogenic) (idiopathic)
- Pleuropneumonia (acute) (bilateral) (double) (septic), chronic
- Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved), parenchymatous
- Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved), cirrhotic (chronic)
- Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved), interstitial, usual
- Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved), fibroid, fibrous (chronic)
- Fibrosis, fibrotic, lung (atrophic) (capillary) (chronic) (confluent) (massive) (perialveolar) (peribronchial)
- Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved), lobar (disseminated) (interstitial), chronic
- Fibrosis, fibrotic, lung (atrophic) (capillary) (chronic) (confluent) (massive) (perialveolar) (peribronchial), idiopathic
- Fibrosis, fibrotic, lung (atrophic) (capillary) (chronic) (confluent) (massive) (perialveolar) (peribronchial), postinflammatory
- Fibrosis, fibrotic, lung (atrophic) (capillary) (chronic) (confluent) (massive) (perialveolar) (peribronchial), diffuse (idiopathic) (interstitial)
- Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved), broncho, bronchial (confluent) (croupous) (diffuse) (disseminated) (involving lobes) (lobar), chronic
Notes for J84.1
As CIHI prints them, with any note J84.1 takes from the headings above it.
Includes
- Diffuse pulmonary fibrosisFibrosing alveolitis (cryptogenic)Hamman-Rich syndromeIdiopathic pulmonary fibrosisUsual interstitial pneumonia
Excludes
Conditions classified elsewhere.
- Pulmonary fibrosis (chronic):• due to inhalation of chemicals, gases, fumes or vapours (J68.4)• following radiation (J70.1)
- Drug-induced interstitial lung disorders (J70.2-J70.4)interstitial emphysema (J98.2)lung diseases due to external agents (J60-J70)lymphoid interstitial pneumonitis resulting from human immunodeficiency virus [HIV] disease (B24)From J84 Other interstitial pulmonary diseases
- Certain:• conditions originating in the perinatal period (P00-P96)• infectious and parasitic diseases (A00-B99)complications of pregnancy, childbirth and the puerperium (O00-O99)congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)neoplasms (C00-D48)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)From Chapter 10: Diseases of the respiratory system (J00-J99)
Note
- When a respiratory condition is described as occurring in more than one site and is not specifically indexed, it should be classified to the lower anatomic site (e.g., tracheobronchitis to bronchitis in J40).From Chapter 10: Diseases of the respiratory system (J00-J99)
Where J84.1 sits
- 1ChapterChapter 10: Diseases of the respiratory system (J00-J99)
- 2Block J80-J84Other respiratory diseases principally affecting the interstitium
- 3Category J84Other interstitial pulmonary diseases
- 4Valid code J84.1Other interstitial pulmonary diseases with fibrosis
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does ICD-10-CA code J84.1 mean?
J84.1 is the ICD-10-CA code for “Other interstitial pulmonary diseases with fibrosis” in CIHI’s ICD-10-CA FY 2026–2027 release.
Where is J84.1 in ICD-10-CA?
J84.1 sits under J84 Other interstitial pulmonary diseases, within J80-J84 Other respiratory diseases principally affecting the interstitium, within Chapter 10: Diseases of the respiratory system (J00-J99).
What coding notes apply to J84.1?
ICD-10-CA lists Includes, Excludes, Note notes for J84.1, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.