1C19 Legionellosis

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2026-01

Legionellosis varies in severity from a mild febrile illness to a serious and sometimes fatal form of pneumonia and is caused by exposure to Legionella species found in water, and potting mixes. Legionellosis is a generic term describing the pneumonic and non-pneumonic forms of infection with Legionella.

sections/codes in this section ()

• Nonpneumonic Legionnaires' disease  (1C19.0)
• Legionnaires disease  (1C19.1)
• Legionellosis, unspecified  (1C19.Z)

Thank you for choosing Find-A-Code, please Sign In to remove ads.

Aimee- AI -powered coding assistant - Try it now for Free Would you like Aimee - AI
to help you with this?