J16: Pneumonia due to other infectious organisms, not elsewhere classified
Codes under J16 (Pneumonia due to other infectious organisms, not elsewhere classified). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| J16.0 | Chlamydial pneumonia | ✓ |
| J16.0 | Chlamydial pneumonia | ✓ |
| J16.8 | Pneumonia due to other specified infectious organisms | ✓ |
| J16.8 | Pneumonia due to other specified infectious organisms | ✓ |
Frequently asked questions
What is ICD-10-CM code J16?
J16 is an ICD-10-CM category covering Pneumonia due to other infectious organisms, not elsewhere classified. It contains 4 more specific diagnosis codes, 4 of which are billable.
Is J16 a billable code?
No — J16 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example J16.0 — Chlamydial pneumonia). 4 of the 4 codes under J16 are billable.
What codes fall under J16?
J16 includes J16.0, J16.0, J16.8, J16.8. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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