J18
Non-billablePneumonia, unspecified organism
J18 is the ICD-10-CM code for Pneumonia, unspecified organism. It is a non-billable category code — use a more specific child code such as J18.0 for billing.
- Status
- Header (non-billable)
- Chapter
- J00-J99
- Subcodes
- 5
- Edition
- FY2026
J00-J99 Diseases of the respiratory system
Excludes1 — not coded here
Excludes2 — not included here
- •abscess of lung with pneumonia (J85.1)
- •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)
- •lipid pneumonia (J69.1)
- •pneumonitis due to external agents (J67-J70)
Notes
- •, if applicable, any associated condition such as:
- •aspiration pneumonia (J69.-)
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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