J4B ICD-10-CM Code: Pulmonary mycetoma
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
J4BPulmonary mycetoma
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where J4B sits
- 1
Chapter 10
Diseases of the respiratory system (J00-J99)
- 2
Section
Chronic lower respiratory diseases (J40-J4B)
- 3
Category J4B
Pulmonary mycetoma
- 4
Code J4B
Pulmonary mycetoma
Documentation details
Notes for this code
Inclusion terms
- Pulmonary fungal ball
Code first
No “code first” instruction is listed for J4B.
Use additional code
No “use additional code” instruction is listed for J4B.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for J4B.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for J4B.
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 J4B mean?
J4B is the FY 2027 U.S. ICD-10-CM code for “Pulmonary mycetoma.”
Is J4B a billable or specific ICD-10-CM code?
Yes. In the FY 2027 reference data used on this page, J4B has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.
Where is J4B located in ICD-10-CM?
J4B is listed in Chapter 10, Diseases of the respiratory system (J00-J99), within Chronic lower respiratory diseases (J40-J4B) (J40–J4B), under category J4B, Pulmonary mycetoma.
What coding notes are listed for J4B?
Its listed inclusion terms are Pulmonary fungal ball. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.
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