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511.9 - Unspecified Pleural Effusion


The ICD 9 Code for Unspecified pleural effusion is listed as 511.9.
Additional information concerning this code and description can be found below including ICD 10 crosswalks / GEMS, and chapter information where available.
ICD 9 CM Field Value
Diagnosis Code: 511.9
Long Description: Unspecified pleural effusion
Short Description: Pleural effusion NOS
Chapter: Diseases Of The Respiratory System
Block: Other Diseases Of Respiratory System (510-519)
ICD-10-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD-10-CM Code: J91.8 - Pleural effusion in other conditions classified elsewhere (approximate)
ICD-9-CM Siblings (same level / similar specificity) of 511.9:
511.0 - Pleurisy without mention of effusion or current tuberculosis
511.1 - Pleurisy with effusion, with mention of a bacterial cause other than tuberculosis