J94.1 Fibrothorax

Billable ICD-10-CM code, FY2026.

Applies from J94 Other pleural conditions

Excludes1 (never code together)

• pleurisy NOS (R09.1)
• traumatic hemopneumothorax (S27.2)
• traumatic hemothorax (S27.1)
• tuberculous pleural conditions (current disease) (A15.-)

MS-DRG index

Defines the logic of DRG(s) 193-195 in MDC 04.

Approximate ICD-9-CM (GEMs)

• 511.0 Pleurisy without mention of effusion or current tuberculosis (approximate)

Diagnosis Index entries for J94.1

• Fibrin › ball or bodies, pleural (sac)
• Fibrosis, fibrotic › pleura
• Fibrothorax

Nearby codes

• J94 Other pleural conditions
• J94.0 Chylous effusion
• J94.1 Fibrothorax (this code)
• J94.2 Hemothorax
• J94.8 Other specified pleural conditions
• J94.9 Pleural condition, unspecified