U.S. ICD-10-CM · FY 2027

J16 ICD-10-CM Code: Pneumonia due to other infectious organisms, not elsewhere classified

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

J16

Pneumonia due to other infectious organisms, not elsewhere classified

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where J16 sits

  1. 1

    Chapter 10

    Diseases of the respiratory system (J00-J99)

  2. 2

    Section

    Influenza and pneumonia (J09-J18)

  3. 3

    Category J16

    Pneumonia due to other infectious organisms, not elsewhere classified

  4. 4

    Code J16

    Pneumonia due to other infectious organisms, not elsewhere classified

More specific choices

Codes under J16

J16 is a non-billable category. Choose the child code that best matches the documented diagnosis.

J16.0

Chlamydial pneumonia

J16.8

Pneumonia due to other specified infectious organisms

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for J16.

Code first

  • , if applicable, associated influenza (J09.X1, J10.0-, J11.0-)

Use additional code

No “use additional code” instruction is listed for J16.

Excludes1

Conditions that should not be reported together with this code.

  • congenital pneumonia (P23.-)
  • ornithosis (A70)
  • pneumocystosis (B59)
  • pneumonia NOS (J18.9)

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for J16.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

Publisher

Vero Scribe Inc.

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code J16 mean?

J16 is the FY 2027 U.S. ICD-10-CM code for “Pneumonia due to other infectious organisms, not elsewhere classified.”

Is J16 a billable or specific ICD-10-CM code?

No. J16 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is J16 located in ICD-10-CM?

J16 is listed in Chapter 10, Diseases of the respiratory system (J00-J99), within Influenza and pneumonia (J09-J18) (J09–J18), under category J16, Pneumonia due to other infectious organisms, not elsewhere classified.

What coding notes are listed for J16?

No inclusion terms are listed for J16 in this reference record. Code-first instructions: , if applicable, associated influenza (J09.X1, J10.0-, J11.0-). Excludes1 notes: congenital pneumonia (P23.-); ornithosis (A70); pneumocystosis (B59); pneumonia NOS (J18.9). No Excludes2 note is listed.

Ready to transform your clinical documentation?

Join Vero and see how effortless documentation can be.

Try for free

  • No credit card required

  • Cancel anytime