eMedCodes logo

J18.9 - Pneumonia, unspecified organism


The ICD 10 Code for Pneumonia, unspecified organism is listed as J18.9.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: J18.9
Description: Pneumonia, unspecified organism
  • Other acute lower respiratory infections (J20-J22)
  • Excludes2: chronic obstructive pulmonary disease with acute lower respiratory infection (J44.0)
Diagnostic Related Groups
(MS-DRG v30.0)
193 - Simple Pneumonia & Pleurisy W Mcc
194 - Simple Pneumonia & Pleurisy W Cc
195 - Simple Pneumonia & Pleurisy W/o Cc/mcc
793 - Full Term Neonate W Major Problems
974 - Hiv W Major Related Condition W Mcc
975 - Hiv W Major Related Condition W Cc
976 - Hiv W Major Related Condition W/o Cc/mcc
Chapter Diseases of the respiratory system (J00-J99)
Block Influenza and pneumonia (J09-J18)
Parent J18 - Pneumonia, unspecified organism
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 486 - Pneumonia, organism unspecified (approximate)
ICD-10-CM Siblings (same level / similar specificity) of J18.9:
J18.0 - Bronchopneumonia, unspecified organism
J18.1 - Lobar pneumonia, unspecified organism
J18.2 - Hypostatic pneumonia, unspecified organism
J18.8 - Other pneumonia, unspecified organism