J12 ICD-10-CM Code: Viral pneumonia, not elsewhere classified
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
J12Viral pneumonia, not elsewhere classified
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where J12 sits
- 1
Chapter 10
Diseases of the respiratory system (J00-J99)
- 2
Section
Influenza and pneumonia (J09-J18)
- 3
Category J12
Viral pneumonia, not elsewhere classified
- 4
Code J12
Viral pneumonia, not elsewhere classified
More specific choices
Codes under J12
J12 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 J12.
Code first
- associated influenza, if applicable (J09.X1, J10.0-, J11.0-)
Use additional code
No “use additional code” instruction is listed for J12.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for J12.
Excludes2
Conditions not included here that may be reported separately when present.
- aspiration pneumonia due to anesthesia during labor and delivery (O74.0)
- aspiration pneumonia due to anesthesia during pregnancy (O29)
- aspiration pneumonia due to anesthesia during puerperium (O89.0)
- aspiration pneumonia due to solids and liquids (J69.-)
- aspiration pneumonia NOS (J69.0)
- congenital pneumonia (P23.0)
- congenital rubella pneumonitis (P35.0)
- interstitial pneumonia NOS (J84.9)
- lipid pneumonia (J69.1)
- neonatal aspiration pneumonia (P24.-)
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 J12 mean?
J12 is the FY 2027 U.S. ICD-10-CM code for “Viral pneumonia, not elsewhere classified.”
Is J12 a billable or specific ICD-10-CM code?
No. J12 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 J12 located in ICD-10-CM?
J12 is listed in Chapter 10, Diseases of the respiratory system (J00-J99), within Influenza and pneumonia (J09-J18) (J09–J18), under category J12, Viral pneumonia, not elsewhere classified.
What coding notes are listed for J12?
No inclusion terms are listed for J12 in this reference record. Code-first instructions: associated influenza, if applicable (J09.X1, J10.0-, J11.0-). No Excludes1 note is listed. Excludes2 notes: aspiration pneumonia due to anesthesia during labor and delivery (O74.0); aspiration pneumonia due to anesthesia during pregnancy (O29); aspiration pneumonia due to anesthesia during puerperium (O89.0); aspiration pneumonia due to solids and liquids (J69.-); aspiration pneumonia NOS (J69.0); congenital pneumonia (P23.0); congenital rubella pneumonitis (P35.0); interstitial pneumonia NOS (J84.9); lipid pneumonia (J69.1); neonatal aspiration pneumonia (P24.-).
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