All ICD10 Codes

J16

Non-Billable
ChapterJ00–J99
Rankcategory
Official Description

Pneumonia due to other infectious organisms, not elsewhere classified

Use a more specific code (2 billable)
J16.0Chlamydial pneumoniaJ16.8Pneumonia due to other specified infectious organisms
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 10: Diseases of the Respiratory System (J00-J99).

CH10 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • smoke inhalation (T59.81-)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Use Additional Code
  • code, where applicable, to identify:
  • exposure to environmental tobacco smoke (Z77.22)
  • exposure to tobacco smoke in the perinatal period (P96.81)
  • history of tobacco dependence (Z87.891)
  • occupational exposure to environmental tobacco smoke (Z57.31)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)

J09-J18 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • allergic or eosinophilic pneumonia (J82)
  • aspiration pneumonia NOS (J69.0)
  • meconium pneumonia (P24.01)
  • neonatal aspiration pneumonia (P24.-)
  • pneumonia due to solids and liquids (J69.-)
  • congenital pneumonia (P23.9)
  • lipid pneumonia (J69.1)
  • rheumatic pneumonia (I00)
  • ventilator associated pneumonia (J95.851)
Use Additional Code
  • code, if applicable, to identify resistance to antimicrobial drugs (Z16.-)

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • congenital pneumonia (P23.-)
  • ornithosis (A70)
  • pneumocystosis (B59)
  • pneumonia NOS (J18.9)
Code First
Code Also
  • , if applicable, any associated condition such as:
  • abscess (J85.1)
  • aspiration pneumonia (J69.-)

Clinical Hierarchy

BillableHas subcodes
CH10Diseases of the respiratory system (J00-J99)
J09-J18Influenza and pneumonia (J09-J18)
J16Pneumonia due to other infectious organisms, not elsewhere classifiedNot billable
J16.0Chlamydial pneumoniaBillable
J16.8Pneumonia due to other specified infectious organismsBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to J16:

blockJ09-J18
Influenza and pneumonia (J09-J18)
View context instructions
chapterCH10
Diseases of the respiratory system (J00-J99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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