Is B39.9 a billable ICD-10 code?

Yes. B39.9 (Histoplasmosis, unspecified) is billable and can be used for insurance claims. Always verify payer-specific requirements.

B39.9 ✓ Billable

Histoplasmosis, unspecified

Q: What is ICD-10 code B39.9?

ICD-10-CM code B39.9 stands for "Histoplasmosis, unspecified". It is a billable code in the Certain Infectious and Parasitic Diseases chapter, effective FY2026 (Oct 1, 2025 – Sep 30, 2026).

ICD-10-CM · FY2026 · Certain Infectious and Parasitic Diseases

Code

B39.9

System

ICD-10-CM

Billable

Yes — valid for submission

Effective

FY2026

Chapter

Certain Infectious and Parasitic Diseases

Source

CMS / CDC NCHS

⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.

Frequently asked questions

What is ICD-10 code B39.9?

ICD-10-CM code B39.9 represents Histoplasmosis, unspecified. It is a billable diagnosis code in the Certain Infectious and Parasitic Diseases chapter, effective October 1, 2025 – September 30, 2026.

Is B39.9 billable?

Yes. B39.9 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.

What chapter is B39.9 in?

B39.9 belongs to the Certain Infectious and Parasitic Diseases chapter (A00–B99) of ICD-10-CM.

Related codes in the B39 category

B39 Histoplasmosis Non-billable B39.0 Acute pulmonary histoplasmosis capsulati Billable B39.1 Chronic pulmonary histoplasmosis capsulati Billable B39.2 Pulmonary histoplasmosis capsulati, unspecified Billable B39.3 Disseminated histoplasmosis capsulati Billable B39.4 Histoplasmosis capsulati, unspecified Billable B39.5 Histoplasmosis duboisii Billable

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