B39: Histoplasmosis
Codes under B39 (Histoplasmosis). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| B39.0 | Acute pulmonary histoplasmosis capsulati | ✓ |
| B39.0 | Acute pulmonary histoplasmosis capsulati | ✓ |
| B39.1 | Chronic pulmonary histoplasmosis capsulati | ✓ |
| B39.1 | Chronic pulmonary histoplasmosis capsulati | ✓ |
| B39.2 | Pulmonary histoplasmosis capsulati, unspecified | ✓ |
| B39.2 | Pulmonary histoplasmosis capsulati, unspecified | ✓ |
| B39.3 | Disseminated histoplasmosis capsulati | ✓ |
| B39.3 | Disseminated histoplasmosis capsulati | ✓ |
| B39.4 | Histoplasmosis capsulati, unspecified | ✓ |
| B39.4 | Histoplasmosis capsulati, unspecified | ✓ |
| B39.5 | Histoplasmosis duboisii | ✓ |
| B39.5 | Histoplasmosis duboisii | ✓ |
| B39.9 | Histoplasmosis, unspecified | ✓ |
| B39.9 | Histoplasmosis, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code B39?
B39 is an ICD-10-CM category covering Histoplasmosis. It contains 14 more specific diagnosis codes, 14 of which are billable.
Is B39 a billable code?
No — B39 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 B39.0 — Acute pulmonary histoplasmosis capsulati). 14 of the 14 codes under B39 are billable.
What codes fall under B39?
B39 includes B39.0, B39.0, B39.1, B39.1, B39.2, plus 9 more. 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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