J91 ICD-10-CM Code: Pleural effusion in conditions classified elsewhere
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
J91Pleural effusion in conditions classified elsewhere
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where J91 sits
- 1
Chapter 10
Diseases of the respiratory system (J00-J99)
- 2
Section
Other diseases of the pleura (J90-J94)
- 3
Category J91
Pleural effusion in conditions classified elsewhere
- 4
Code J91
Pleural effusion in conditions classified elsewhere
More specific choices
Codes under J91
J91 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for J91.
Code first
No “code first” instruction is listed for J91.
Use additional code
No “use additional code” instruction is listed for J91.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for J91.
Excludes2
Conditions not included here that may be reported separately when present.
- pleural effusion in heart failure (I50.-)
- pleural effusion in systemic lupus erythematosus (M32.13)
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code J91 mean?
J91 is the FY 2027 U.S. ICD-10-CM code for “Pleural effusion in conditions classified elsewhere.”
Is J91 a billable or specific ICD-10-CM code?
No. J91 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is J91 located in ICD-10-CM?
J91 is listed in Chapter 10, Diseases of the respiratory system (J00-J99), within Other diseases of the pleura (J90-J94) (J90–J94), under category J91, Pleural effusion in conditions classified elsewhere.
What coding notes are listed for J91?
No inclusion terms are listed for J91 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. Excludes2 notes: pleural effusion in heart failure (I50.-); pleural effusion in systemic lupus erythematosus (M32.13).
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