J84.10
Pulmonary fibrosis, unspecified
HCC risk adjustment mapping
CMS-HCC V28
Chronic Obstructive Pulmonary Disease, Interstitial Lung Disorders, and Other Chronic Lung Disorders
CMS-HCC ESRD V24
Fibrosis of Lung and Other Chronic Lung Disorders
RxHCC V08
Pulmonary Fibrosis, Except Idiopathic
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
Capillary fibrosis of lung Cirrhosis of lung (chronic) NOS Fibrosis of lung (atrophic) (chronic) (confluent) (massive) (perialveolar) (peribronchial) NOS Induration of lung (chronic) NOS Postinflammatory pulmonary fibrosis
certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) smoke inhalation (T59.81-) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
code, where applicable, to identify: exposure to environmental tobacco smoke (Z77.22) exposure to tobacco smoke in the perinatal period (P96.81) history of tobacco dependence (Z87.891) occupational exposure to environmental tobacco smoke (Z57.31) tobacco dependence (F17.-) tobacco use (Z72.0)
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).
Official Guidelines for J84.10
FY 2026 ›Find J84.10 in the alphabetic index
12 index paths lead to this code
- Block, blocked › alveolocapillary
- Cirrhosis, cirrhotic › lung
- Cirrhosis, cirrhotic › pulmonary
- Fibrosis, fibrotic › lung
- Fibrosis, fibrotic › pulmonary
- Induration, indurated › lung
- Syndrome › alveolocapillary block
- Fibrosis, fibrotic › lung › capillary
- Fibrosis, fibrotic › lung › diffuse
- Fibrosis, fibrotic › lung › postinflammatory
- Fibrosis, fibrotic › lung › diffuse › chemicals, gases, fumes or vapors
- Fibrosis, fibrotic › lung › diffuse › interstitial