J15Header code — not billable

Bacterial pneumonia, not elsewhere classified

Chapter
10. Diseases of the respiratory system
Category
J15
Effective date
October 1, 2026

Related codes in category J15

Frequently asked questions

What is ICD-10 code J15?

J15 is an ICD-10-CM diagnosis code for Bacterial pneumonia, not elsewhere classified.

Is J15 a billable code?

No. J15 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is J15 in?

J15 falls under Chapter 10: Diseases of the respiratory system.

When did J15 become effective?

J15 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to J15?

J15 belongs to category J15, which includes 12 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.